Results for N = 7, Diameter = 10     [Back to List of Problem Classes]

using a Snake Viewer written by Markus Sigg

L=427 found by Markus Sigg 2021 Aug 12
L=420 found by Markus Sigg 2021 Aug 7
L=419 found by Hermann Jurksch 2014 Feb 20 (symmetric)
L=419 found by Hugo Pfoertner 2021 Aug 7
L=417 found by Hugo Pfoertner and Markus Sigg 2008 Jul 24 (symmetric)
L=417 found by Hugo Pfoertner and Hermann Jurksch 2012 Jul 28
L=415 found by Hugo Pfoertner and Markus Sigg 2008 Jul 24 (symmetric)
L=413 found by Hugo Pfoertner and Markus Sigg 2008 Aug 30 (symmetric)
L=413 found by Hugo Pfoertner and Markus Sigg 2008 Aug 30 (symmetric)
L=409 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2008 Feb 24 (symmetric)
L=409 found by Markus Sigg 2008 Jul 18 (symmetric)
L=407 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2008 Jan 12 (symmetric)
L=407 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2008 Feb 15 (symmetric)
L=407 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2008 Feb 18 (symmetric)
L=407 found by Hugo Pfoertner and Markus Sigg 2008 May 18 (symmetric)
L=407 found by Hugo Pfoertner and Markus Sigg 2008 May 18 (symmetric)
L=407 found by Hugo Pfoertner and Markus Sigg 2008 May 21 (symmetric)
L=407 found by Hugo Pfoertner and Markus Sigg 2008 May 21 (symmetric)
L=405 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2008 Jan 9 (symmetric)
L=403 found by Vadim Trofimov 2006 Nov 20 17:48:49 (symmetric)
L=403 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2007 Dec 14 (symmetric)
L=402 found by Hugo Pfoertner 2011 Dec 22
L=401 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2007 Aug 13 (symmetric)
L=401 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2007 Aug 31 (symmetric)
L=401 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2008 Jan 21 (symmetric)
L=401 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2008 Jan 30 (symmetric)
L=401 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2008 Feb 3 (symmetric)
L=399 found by Vadim Trofimov 2006 Oct 4 17:19:29 (symmetric)
L=399 found by Michael van Fondern 2006 Nov 12 19:15:15
L=399 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2008 Jan 24 (symmetric)
L=397 found by Hugo Pfoertner 2011 Dec 14
L=395 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2008 Jan 28 (symmetric)
L=393 found by Michael van Fondern 2006 Nov 3 17:41:27
L=391 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2008 Feb 5 (symmetric)
L=391 found by Hugo Pfoertner using programs written by Markus Sigg and Klaus Nagel 2008 May 20
L=390 found by Hugo Pfoertner using programs written by Markus Sigg and Klaus Nagel 2008 May 25
L=389 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2008 Jan 15 (symmetric)
L=389 found by Markus Sigg and Hugo Pfoertner 2008 Apr 24 (symmetric)
L=387 found by Vadim Trofimov 2006 Oct 3 20:12:20 (symmetric)
L=387 found by Markus Sigg 2006 Nov 1 17:27:01 (symmetric)
L=386 found by Michael van Fondern 2006 Oct 28 20:28:50
L=385 found by Vadim Trofimov 2006 Sep 2 19:04:33 (symmetric)
L=381 found by Michael van Fondern 2006 Oct 17 06:05:01
L=377 found by Markus Sigg 2006 Nov 1 15:54:12 (symmetric)
L=365 found by Markus Sigg 2006 Nov 1 14:51:27 (symmetric)
L=362 found by Michael van Fondern 2006 Oct 16 20:20:03
L=361 found by Honza Stola 2006 Sep 7 16:12:37 (symmetric)
L=359 found by Honza Stola 2006 Sep 7 16:08:28 (symmetric)
L=358 found by Michael van Fondern 2006 Oct 15 20:45:55
L=354 found by Hermann Jurksch 2012 Sep 15 (closed) (symmetric)
L=353 found by Markus Sigg 2006 Oct 31 06:45:54 (symmetric)
L=352 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Oct 30 08:43:21
L=352 found by Markus Sigg 2006 Nov 1 15:53:50
L=350 found by Mark Beyleveld 2006 Sep 3 01:19:30
L=350 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Oct 27 11:30:37
L=347 found by Markus Sigg 2006 Oct 30 22:33:24 (symmetric)
L=347 found by Fred Mellender 2006 Nov 21 11:39:31
L=344 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Oct 27 10:53:44
L=343 found by Markus Sigg 2006 Oct 30 22:18:55 (symmetric)
L=342 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Oct 27 07:16:16
L=340 found by Mark Beyleveld 2006 Sep 3 01:14:31
L=339 found by Michael van Fondern 2006 Sep 28 20:29:44
L=338 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Oct 27 07:06:20
L=337 found by Markus Sigg 2006 Oct 9 17:03:23
L=336 found by Yirmy Yasovsky 2006 Oct 17 21:12:49
L=335 found by Moritz Franckenstein 2006 Sep 17 10:54:29
L=335 found by Michael van Fondern 2006 Sep 27 16:48:45
L=334 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Sep 21 19:31:46
L=333 found by Markus Sigg 2006 Oct 6 05:13:57
L=332 found by Joshua Zucker 2006 Oct 5 04:57:40
L=330 found by Joshua Zucker 2006 Oct 4 13:41:20
L=330 found by Fred Mellender 2006 Nov 19 20:55:34
L=329 found by Yirmy Yasovsky 2006 Sep 19 19:08:41
L=328 found by Joshua Zucker 2006 Oct 4 11:17:00
L=328 found by Fred Mellender 2006 Nov 18 16:48:22
L=327 found by Joshua Zucker 2006 Oct 4 05:22:44
L=326 found by Fred Mellender 2006 Sep 15 20:40:47
L=326 found by Michael van Fondern 2006 Sep 27 05:34:11
L=326 found by Jesse Kolman 2006 Nov 18 21:47:09
L=325 found by Markus Sigg 2006 Oct 5 21:06:13
L=322 found by Klaus Nagel & Hugo Pfoertner & Rainer Rosenthal 2006 Nov 6 18:46:08
L=321 found by Joshua Zucker 2006 Sep 19 21:41:36
L=319 found by Yirmy Yasovsky 2006 Sep 12 19:35:28
L=319 found by Jesse Kolman 2006 Nov 18 21:29:06
L=318 found by Fred Mellender 2006 Sep 12 12:11:43
L=317 found by Yirmy Yasovsky 2006 Sep 11 22:42:22
L=317 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Sep 20 12:36:37
L=317 found by Ivan Kazmenko 2006 Sep 25 22:14:35 (symmetric)
L=316 found by Markus Sigg 2006 Sep 9 17:45:47
L=315 found by Mark Beyleveld 2006 Sep 2 16:37:22
L=314 found by Michael van Fondern 2006 Sep 25 17:46:18
L=313 found by Daumilas Ardickas 2006 Sep 5 11:36:08
L=313 found by James Buddenhagen 2006 Oct 2 02:35:31
L=312 found by Michael van Fondern 2006 Sep 25 05:42:19
L=312 found by James Buddenhagen 2006 Oct 2 00:48:03
L=310 found by Fred Mellender 2006 Sep 9 09:08:21
L=310 found by Mark Gordon 2006 Sep 10 20:46:38
L=307 found by Ivan Kazmenko 2006 Sep 25 22:14:26 (symmetric)
L=305 found by Ivan Kazmenko 2006 Sep 25 22:14:13 (symmetric)
L=304 found by James Buddenhagen 2006 Oct 1 23:03:47
L=302 found by Joshua Zucker 2006 Sep 19 21:10:37
L=301 found by Fred Mellender 2006 Sep 2 18:49:23
L=301 found by James Buddenhagen 2006 Sep 11 01:20:36
L=301 found by Michael van Fondern 2006 Sep 24 16:12:04
L=300 found by Mark Beyleveld 2006 Aug 21 23:58:32
L=300 found by Moritz Franckenstein 2006 Sep 17 10:45:49
L=300 found by Michael van Fondern 2006 Sep 23 16:16:20
L=296 found by Joshua Zucker 2006 Sep 19 21:08:09
L=295 found by Fred Mellender 2006 Sep 2 18:58:26
L=295 found by Yirmy Yasovsky 2006 Sep 8 22:14:25
L=294 found by Yirmy Yasovsky 2006 Sep 7 20:21:51
L=294 found by Michael van Fondern 2006 Sep 22 14:59:22
L=293 found by Ivan Kazmenko 2006 Sep 23 22:03:49 (symmetric)
L=291 found by Markus Sigg 2006 Sep 4 20:33:21 (symmetric)
L=290 found by Honza Stola 2006 Sep 3 10:08:58
L=289 found by Yirmy Yasovsky 2006 Sep 6 22:15:48
L=289 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Sep 11 12:18:43
L=286 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Sep 3 01:42:24
L=283 found by Markus Sigg 2006 Sep 4 16:22:21 (symmetric)
L=282 found by Michael van Fondern 2006 Sep 20 05:52:08
L=281 found by Yirmy Yasovsky 2006 Sep 2 18:24:24
L=279 found by James J Youlton Jr 2006 Sep 3 02:32:05
L=275 found by James J Youlton Jr 2006 Sep 3 02:14:38
L=275 found by Ivan Kazmenko 2006 Sep 23 22:02:16 (symmetric)
L=275 found by Jesse Kolman 2006 Nov 18 08:01:42
L=274 found by Jesse Kolman 2006 Nov 18 08:01:25
L=273 found by Kevin Burfitt 2006 Sep 2 22:47:51
L=273 found by Jesse Kolman 2006 Nov 18 08:01:11
L=272 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Sep 2 17:12:10
L=272 found by Jesse Kolman 2006 Nov 18 08:00:55
L=271 found by Jesse Kolman 2006 Nov 18 08:00:19
L=271 found by Jesse Kolman 2006 Nov 18 08:00:37
L=271 found by Boris von Loesch 2006 Nov 18 23:15:59
L=270 found by Jesse Kolman 2006 Nov 18 08:00:01
L=269 found by Michael van Fondern 2006 Sep 17 11:16:55
L=269 found by Jesse Kolman 2006 Nov 18 07:59:45
L=268 found by Jesse Kolman 2006 Nov 12 23:20:41
L=268 found by Jesse Kolman 2006 Nov 18 07:57:28
L=268 found by Jesse Kolman 2006 Nov 18 07:59:22
L=268 found by Hermann Jurksch 2012 Aug 25 (closed)
L=267 found by Jesse Kolman 2006 Nov 12 23:20:11
L=267 found by Jesse Kolman 2006 Nov 18 07:57:10
L=267 found by Jesse Kolman 2006 Nov 18 07:58:50
L=267 found by Jesse Kolman 2006 Nov 18 07:59:09
L=266 found by Yirmy Yasovsky 2006 Aug 22 10:16:27
L=266 found by Jesse Kolman 2006 Nov 12 23:19:48
L=266 found by QfwfQ 2006 Nov 13 17:08:56
L=266 found by Jesse Kolman 2006 Nov 18 07:56:32
L=266 found by Jesse Kolman 2006 Nov 18 07:58:29
L=265 found by Jesse Kolman 2006 Nov 12 23:19:33
L=265 found by Jesse Kolman 2006 Nov 18 07:56:08
L=264 found by Jesse Kolman 2006 Nov 12 23:19:05
L=264 found by Jesse Kolman 2006 Nov 12 23:19:13
L=264 found by Jesse Kolman 2006 Nov 18 07:55:54
L=264 found by Hermann Jurksch 2012 Aug 24 (closed)
L=263 found by Jesse Kolman 2006 Nov 18 07:55:40
L=263 found by Jesse Kolman 2006 Nov 18 07:55:47
L=262 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Aug 21 06:58:22
L=262 found by Jesse Kolman 2006 Nov 12 23:18:52
L=262 found by Jesse Kolman 2006 Nov 18 07:52:37
L=262 found by Jesse Kolman 2006 Nov 18 07:55:23
L=261 found by Jesse Kolman 2006 Nov 12 23:18:12
L=261 found by Jesse Kolman 2006 Nov 12 23:18:40
L=261 found by Jesse Kolman 2006 Nov 18 07:52:09
L=261 found by Jesse Kolman 2006 Nov 18 07:55:04
L=260 found by James J Youlton Jr 2006 Aug 23 09:02:47
L=260 found by Jesse Kolman 2006 Nov 12 23:17:48
L=260 found by Jesse Kolman 2006 Nov 18 07:50:51
L=260 found by Jesse Kolman 2006 Nov 18 07:51:54
L=260 found by Jesse Kolman 2006 Nov 18 07:54:41
L=259 found by Olivier Buffet & Dmitry Kamenetsky 2006 Sep 3 12:38:52
L=259 found by Jesse Kolman 2006 Nov 12 23:17:35
L=259 found by Jesse Kolman 2006 Nov 18 07:51:29
L=259 found by Jesse Kolman 2006 Nov 18 07:54:32
L=258 found by Jesse Kolman 2006 Nov 12 23:17:24
L=257 found by Jesse Kolman 2006 Nov 12 23:09:54
L=256 found by Klaus Nagel & Hugo Pfoertner & Rainer Rosenthal 2006 Sep 21 09:17:56
L=256 found by Juha Saukkola 2006 Oct 26 07:24:14
L=256 found by Hermann Jurksch 2012 Aug 7 (closed)
L=255 found by Ivan Kazmenko 2006 Sep 8 21:22:53 (symmetric)
L=254 found by Michael van Fondern 2006 Sep 15 18:44:33
L=253 found by Yirmy Yasovsky 2006 Aug 21 20:43:37
L=253 found by Joshua Zucker 2006 Sep 16 04:11:18
L=251 found by Jesse Kolman 2006 Nov 18 07:49:50
L=250 found by Mark Beyleveld 2006 Aug 21 23:57:56
L=250 found by Kevin Burfitt 2006 Aug 23 23:29:35
L=249 found by Kevin Burfitt 2006 Aug 23 13:35:57
L=249 found by QfwfQ 2006 Oct 5 09:13:03
L=246 found by Markus Sigg 2006 Aug 21 13:23:47
L=242 found by Markus Sigg 2006 Aug 21 13:21:47
L=240 found by Joshua Zucker 2006 Sep 10 23:21:18
L=238 found by Markus Sigg 2006 Aug 21 13:20:09
L=237 found by Michael Collier 2006 Nov 9 10:08:46
L=235 found by Jesse Kolman 2006 Nov 12 20:06:20 (symmetric)
L=232 found by Markus Sigg 2006 Aug 21 13:15:13
L=231 found by Moritz Franckenstein 2006 Sep 14 16:30:26
L=230 found by Michael Collier 2006 Nov 6 23:52:24
L=230 found by Hugo Pfoertner 2012 Aug 3 (closed)
L=228 found by Markus Sigg 2006 Aug 20 19:02:18
L=225 found by Mark Mammel 2006 Sep 6 12:44:01
L=225 found by Juergen Winterberg 2006 Nov 7 23:14:44
L=224 found by G.R.A.20 Problem Solving 2006 Sep 3 12:40:48
L=224 found by Mark Gordon 2006 Sep 9 06:18:24
L=223 found by Jesse Kolman 2006 Nov 18 08:09:33
L=222 found by Joshua Zucker 2006 Sep 10 14:18:47
L=222 found by Jesse Kolman 2006 Nov 18 08:09:09
L=221 found by Moritz Franckenstein 2006 Sep 11 21:23:10
L=221 found by Alexander Lyashuk 2006 Nov 6 17:31:35
L=220 found by QfwfQ 2006 Sep 27 09:09:45
L=219 found by Michael van Fondern 2006 Sep 14 18:38:48
L=219 found by Jesse Kolman 2006 Nov 18 08:03:49
L=216 found by Joshua Zucker 2006 Sep 10 14:16:30
L=216 found by Jesse Kolman 2006 Nov 10 04:33:52
L=213 found by Jesse Kolman 2006 Nov 18 08:04:32
L=212 found by G.R.A.20 Problem Solving 2006 Sep 2 14:55:45
L=211 found by Juergen Winterberg 2006 Oct 29 17:30:29
L=211 found by Michael J Gayle 2006 Nov 21 02:47:44
L=210 found by Fred Mellender 2006 Aug 22 02:22:01
L=209 found by Daumilas Ardickas 2006 Aug 25 05:46:57
L=209 found by Jesse Kolman 2006 Nov 12 23:08:05
L=207 found by Mark Mammel 2006 Aug 21 16:19:58
L=207 found by Mark Gordon 2006 Sep 8 02:26:46
L=207 found by Jesse Kolman 2006 Nov 12 23:08:33
L=204 found by Gregor Heitkamp 2006 Sep 21 20:33:29
L=202 found by Steve Trevorrow 2006 Oct 7 07:50:52
L=202 found by Jesse Kolman 2006 Nov 12 23:08:43
L=201 found by Vadim Trofimov 2006 Aug 26 11:37:38
L=199 found by Olivier Buffet & Dmitry Kamenetsky 2006 Aug 23 23:47:31
L=199 found by G.R.A.20 Problem Solving 2006 Sep 2 11:14:41
L=199 found by Moritz Franckenstein 2006 Sep 3 09:51:03
L=199 found by Tobias Baumann Nov 16 09:16:27 (same as 2006 Aug 23 23:47:31)
L=199 found by Mike White Nov 18 08:19:21 (same as 2006 Aug 23 23:47:31)
L=198 found by Joshua Zucker 2006 Aug 27 11:38:33
L=197 found by Henry Song 2006 Sep 23 00:49:00
L=196 found by Sabur Zaheed (AIUB) 2006 Aug 21 17:20:52
L=196 found by Frank Buss 2006 Sep 3 15:34:12
L=196 found by Mike White Nov 17 23:08:08 (same as 2006 Sep 3 15:34:12)
L=195 found by Alexander Lyashuk 2006 Nov 6 12:12:33
L=195 found by Polegenko Vladimir 2006 Nov 7 13:57:25 (same as 2006 Nov 6 12:12:33)
L=195 found by Brian Adams 2006 Nov 7 22:36:27 (same as 2006 Nov 6 12:12:33)
L=195 found by Mike White 2006 Nov 17 21:04:47 (same as 2006 Nov 6 12:12:33)
L=194 found by Marcello Herreshoff 2006 Oct 11 04:35:18
L=193 found by Frank Buss 2006 Aug 24 13:32:25
L=192 found by Sebastian Mingramm 2006 Sep 6 13:38:31
L=192 found by Johan Stang 2006 Sep 26 13:10:18
L=192 found by Mike White 2006 Nov 16 16:09:32
L=191 found by Johan Stang 2006 Sep 26 11:38:14
L=191 found by Steve Trevorrow 2006 Oct 6 23:27:39
L=189 found by Johan Stang 2006 Sep 26 11:08:12
L=188 found by Spyros Boutsis 2006 Aug 22 23:37:41
L=187 found by Johan Stang 2006 Sep 26 11:06:57
L=186 found by Tobias Baumann 2006 Nov 14 17:03:27
L=186 found by Mike White 2006 Nov 16 09:09:23 (same as 2006 Nov 14 17:03:27)
L=185 found by Moritz Franckenstein 2006 Aug 27 14:31:11
L=185 found by Mike White Nov 16 08:51:15 (same as 2006 Aug 27 14:31:11)
L=183 found by QfwfQ 2006 Sep 20 08:18:31
L=182 found by G.R.A.20 Problem Solving 2006 Aug 26 14:45:41
L=181 found by Moritz Franckenstein 2006 Aug 27 14:30:21
L=181 found by Brad Smith 2006 Oct 28 20:33:15
L=180 found by Spyros Boutsis 2006 Aug 22 23:36:24
L=180 found by Honza Stola 2006 Aug 30 17:37:37
L=180 found by Tobias Baumann 2006 Nov 14 08:08:42
L=180 found by Mike White 2006 Nov 16 08:28:50 (same as 2006 Nov 14 08:08:42)
L=178 found by David Rendo Rodriguez 2006 Sep 12 14:52:41
L=176 found by Joshua Zucker 2006 Aug 27 10:11:50
L=170 found by Brad Smith 2006 Oct 15 22:00:21
L=169 found by Alexander Lyashuk 2006 Nov 6 00:50:40
L=166 found by G.R.A.20 Problem Solving 2006 Aug 29 15:57:24
L=163 found by Alexander Lyashuk 2006 Nov 6 00:46:57
L=161 found by Juha Saukkola 2006 Aug 24 12:45:58
L=160 found by Jesse Kolman 2006 Nov 6 08:32:25
L=159 found by Joshua Zucker 2006 Aug 27 04:17:14
L=156 found by Alexander Lyashuk 2006 Nov 6 01:05:21
L=151 found by Evgeni Lukin 2006 Oct 21 07:23:18
L=150 found by G.R.A.20 Problem Solving 2006 Aug 29 15:56:13
L=150 found by Honza Stola 2006 Aug 30 09:57:57
L=146 found by Florian Beye 2006 Oct 9 20:28:38
L=145 found by Roy van Rijn 2006 Sep 7 22:48:57
L=142 found by Sebastian Mingramm 2006 Sep 5 14:42:17
L=142 found by David Rendo Rodriguez 2006 Sep 8 11:39:56
L=123 found by Hyung-Sul Kim 2006 Oct 29 06:48:26
L=122 found by G.R.A.20 Problem Solving 2006 Aug 29 16:12:57
L=112 found by Magnus Jansson 2006 Aug 28 08:13:33
L=105 found by Leonid Shishlo 2006 Aug 21 23:13:45
L= 99 found by Magnus Jansson 2006 Aug 28 08:09:46
L= 98 found by Gregor Heitkamp 2006 Sep 11 22:51:06
L= 91 found by Adam Panagos 2006 Aug 26 00:22:58
L= 90 found by David Rendo Rodriguez 2006 Sep 8 08:44:29
L= 33 found by David Rendo Rodriguez 2006 Sep 8 06:30:50
L= 23 found by Spyros Boutsis 2006 Aug 21 18:55:39
L= 21 found by test 2006 Oct 24 11:20:04 (symmetric)
L= 10 found by Magnus Jansson 2006 Aug 24 16:56:40 (symmetric)
L= 10 found by Brad Smith Sep 25 22:24:57 (symmetric) (same as 2006 Aug 24 16:56:40)