Results for N = 8, Diameter = 8     [Back to List of Problem Classes]

using a Snake Viewer written by Markus Sigg

L=248 found by Hugo Pfoertner 2020 Sep 28
L=246 found by Hugo Pfoertner and Markus Sigg 2009 Jun 4
L=246 found by Hugo Pfoertner and Markus Sigg 2009 Jun 6
L=246 found by Hugo Pfoertner and Markus Sigg 2009 Jun 20
L=246 found by Hugo Pfoertner and Markus Sigg 2009 Jun 20
L=246 found by Hermann Jurksch 2014 Feb 8
L=245 found by Hugo Pfoertner 2014 Jan 23
L=244 found by Hugo Pfoertner using programs written by Markus Sigg and Klaus Nagel 2008 May 14
L=244 found by Hugo Pfoertner and Markus Sigg 2009 Jun 3
L=244 found by Hugo Pfoertner 2013 Sep 30
L=243 found by Hugo Pfoertner using programs written by Markus Sigg and Klaus Nagel 2008 May 21
L=242 found by Markus Sigg (program) and Hugo Pfoertner (modifications and number-crunching) 2007 Feb 5
L=242 found by Hugo Pfoertner 2020 Sep 28
L=241 found by Michael van Fondern 2006 Nov 17 17:40:24
L=241 found by Hugo Pfoertner and Markus Sigg 2008 May 25 (symmetric)
L=241 found by Markus Sigg 2023 Jun 19
L=240 found by Hugo Pfoertner and Markus Sigg 2008 May 20 (symmetric)
L=240 found by Hugo Pfoertner 2011 Oct 8
L=240 found by Hugo Pfoertner 2011 Oct 9
L=239 found by Michael van Fondern 2006 Nov 13 18:50:42
L=239 found by Hugo Pfoertner using programs written by Markus Sigg and Klaus Nagel 2007 Oct 24
L=239 found by Hugo Pfoertner using programs written by Markus Sigg and Klaus Nagel 2007 Oct 25
L=239 found by Hugo Pfoertner 2012 Mai 21
L=238 found by Mark Beyleveld 2006 Sep 12 15:35:57
L=238 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2007 Sep 1
L=238 found by Hugo Pfoertner 2020 Sep 25 (symmetric)
L=238 found by Hugo Pfoertner 2020 Sep 30 (symmetric)
L=238 found by Hugo Pfoertner 2020 Sep 30 (symmetric)
L=237 found by Mark Beyleveld 2006 Sep 12 15:35:21
L=237 found by Michael van Fondern 2006 Nov 3 22:16:51
L=237 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2007 Sep 1
L=237 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2007 Sep 1
L=237 found by Hugo Pfoertner and Markus Sigg 2008 May 20 (symmetric)
L=237 found by Markus Sigg 2023 Jun 18 (symmetric)
L=237 found by Markus Sigg 2023 Jun 18 (symmetric)
L=237 found by Markus Sigg 2023 Jun 18 (symmetric)
L=236 found by Michael van Fondern 2006 Oct 15 20:46:36
L=234 found by Hugo Pfoertner 2020 Sep 28 (symmetric)
L=233 found by Fred Mellender 2006 Sep 21 15:52:56
L=233 found by Markus Sigg and Hugo Pfoertner 2008 Apr 24 (symmetric)
L=232 found by Michael van Fondern 2006 Sep 27 16:49:21
L=232 found by Hugo Pfoertner 2012 May 20
L=232 found by Hermann Jurksch 2014 Feb 6
L=231 found by Hugo Pfoertner 2016 Feb 4
L=230 found by Michael van Fondern 2006 Sep 27 05:34:48
L=229 found by Hugo Pfoertner 2012 May 9 (symmetric)
L=226 found by Hugo Pfoertner and Markus Sigg 2008 May 14 (symmetric)
L=225 found by Mark Beyleveld 2006 Sep 3 00:43:07
L=224 found by Hugo Pfoertner and Markus Sigg 2008 May 17 (symmetric)
L=223 found by Vadim Trofimov 2006 Nov 20 17:49:43 (symmetric)
L=222 found by Vadim Trofimov 2006 Sep 10 11:59:09 (symmetric)
L=222 found by Hugo Pfoertner 2016 Feb 4
L=221 found by Hugo Pfoertner and Markus Sigg 2008 Mar 3 (symmetric)
L=220 found by Vadim Trofimov 2006 Aug 26 09:39:10 (symmetric)
L=217 found by Fred Mellender 2006 Sep 15 20:42:52
L=216 found by Mark Beyleveld 2006 Aug 22 00:21:27
L=216 found by Fred Mellender 2006 Sep 2 18:45:00
L=216 found by Hugo Pfoertner and Markus Sigg 2008 May 25 (symmetric)
L=215 found by Moritz Franckenstein 2006 Oct 13 12:32:34
L=213 found by Hugo Pfoertner and Markus Sigg 2008 May 25 (symmetric)
L=212 found by Moritz Franckenstein 2006 Oct 12 06:15:19
L=212 found by Hugo Pfoertner and Markus Sigg 2008 May 25 (symmetric)
L=212 found by Hermann Jurksch 2012 Sep 15 (closed)
L=211 found by Markus Sigg 2006 Oct 31 23:49:44 (symmetric)
L=211 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Nov 13 20:23:36
L=209 found by Michael van Fondern 2006 Sep 23 16:16:53
L=207 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Nov 13 16:01:58
L=206 found by Markus Sigg 2006 Oct 20 19:53:12 (symmetric)
L=205 found by James J Youlton Jr 2006 Aug 27 00:53:23
L=205 found by Honza Stola 2006 Sep 7 07:44:47 (symmetric)
L=204 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Nov 7 15:40:07
L=203 found by Michael van Fondern 2006 Sep 22 20:06:17
L=198 found by Moritz Franckenstein 2006 Sep 23 19:56:50
L=198 found by Yirmy Yasovsky 2006 Oct 16 21:48:21
L=197 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Nov 7 11:39:05
L=195 found by Moritz Franckenstein 2006 Sep 23 14:03:00
L=195 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Nov 7 07:35:02
L=195 found by Juha Saukkola 2006 Nov 14 09:57:46
L=194 found by James J Youlton Jr 2006 Aug 25 09:31:21
L=194 found by Yirmy Yasovsky 2006 Sep 29 22:08:38
L=192 found by Juha Saukkola 2006 Nov 14 09:57:04
L=190 found by Hermann Jurksch 2012 Aug 29 (closed)
L=189 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Sep 29 08:07:00
L=189 found by Klaus Nagel & Hugo Pfoertner & Rainer Rosenthal 2006 Nov 19 15:40:46
L=188 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Sep 28 12:18:41
L=187 found by Ivan Kazmenko 2006 Sep 23 21:38:58 (symmetric)
L=187 found by Ivan Kazmenko 2006 Sep 23 22:55:22 (symmetric)
L=187 found by Joshua Zucker 2006 Oct 2 22:39:35
L=187 found by Juha Saukkola 2006 Oct 26 07:32:08
L=186 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Sep 20 12:27:33
L=185 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Sep 20 06:05:04
L=184 found by Joshua Zucker 2006 Oct 2 21:42:55
L=183 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Sep 11 11:24:03
L=183 found by Markus Sigg 2006 Sep 21 05:22:21 (symmetric)
L=183 found by Klaus Nagel & Hugo Pfoertner & Rainer Rosenthal 2006 Nov 6 18:56:13
L=183 found by Boris von Loesch 2006 Nov 16 15:15:13
L=181 found by Daumilas Ardickas 2006 Aug 29 09:09:25
L=180 found by Honza Stola 2006 Aug 30 18:48:55 (symmetric)
L=179 found by James J Youlton Jr 2006 Aug 22 18:39:50
L=179 found by Moritz Franckenstein 2006 Sep 3 10:43:27
L=179 found by Mark Gordon 2006 Sep 10 23:29:42
L=179 found by Markus Sigg 2006 Sep 20 21:19:23 (symmetric)
L=179 found by Ivan Kazmenko 2006 Sep 23 21:38:36 (symmetric)
L=179 found by Michael Collier 2006 Nov 6 23:15:22
L=178 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Sep 4 21:59:10
L=177 found by Joshua Zucker 2006 Oct 2 21:38:23
L=176 found by Olivier Buffet & Dmitry Kamenetsky 2006 Aug 23 21:54:35
L=176 found by Kevin Burfitt 2006 Sep 4 23:24:27
L=175 found by Kevin Burfitt 2006 Aug 30 00:37:26
L=175 found by Markus Sigg 2006 Sep 4 06:29:27 (symmetric)
L=175 found by Yirmy Yasovsky 2006 Sep 23 20:03:32
L=174 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Sep 4 19:33:46
L=173 found by Ivan Kazmenko 2006 Sep 8 21:54:37 (symmetric)
L=173 found by Yirmy Yasovsky 2006 Sep 23 13:44:47
L=172 found by Olivier Buffet & Dmitry Kamenetsky 2006 Aug 23 08:48:57
L=172 found by Daumilas Ardickas 2006 Aug 26 18:28:39
L=172 found by Joshua Zucker 2006 Sep 28 06:59:57
L=171 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Sep 3 02:28:24
L=171 found by Ivan Kazmenko 2006 Sep 23 22:54:38 (symmetric)
L=170 found by Olivier Buffet & Dmitry Kamenetsky 2006 Aug 23 08:12:30
L=170 found by Joshua Zucker 2006 Sep 28 06:53:57
L=169 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Aug 21 06:52:04
L=168 found by Kevin Burfitt 2006 Aug 26 21:46:53
L=168 found by Markus Sigg 2006 Aug 29 23:09:54
L=168 found by Yirmy Yasovsky 2006 Sep 6 22:00:05
L=168 found by Joshua Zucker 2006 Sep 7 04:08:40
L=168 found by Markus Sigg 2006 Sep 21 05:22:02
L=168 found by Michael van Fondern 2006 Sep 22 14:59:56
L=167 found by Kevin Burfitt 2006 Aug 23 23:30:08
L=166 found by Yirmy Yasovsky 2006 Aug 21 20:49:14
L=166 found by Moritz Franckenstein 2006 Aug 24 20:14:07 (same as Aug 21 20:49:14)
L=166 found by Klaus Nagel & Hugo Pfoertner & Rainer Rosenthal 2006 Aug 28 12:54:16
L=166 found by James Buddenhagen 2006 Sep 2 23:21:03
L=166 found by Steve Trevorrow Oct 7 07:51:04 (same as 2006 Aug 21 20:49:14)
L=165 found by Ivan Kazmenko 2006 Sep 8 21:52:03 (symmetric)
L=163 found by Vadim Trofimov 2006 Aug 24 21:58:30 (symmetric)
L=163 found by Michael van Fondern 2006 Sep 20 05:52:42
L=162 found by Hermann Jurksch 2012 Aug 21 (closed)
L=161 found by Fred Mellender 2006 Aug 22 02:18:20
L=159 found by Joshua Zucker 2006 Sep 4 13:46:44
L=159 found by Michael van Fondern 2006 Sep 17 11:17:55
L=158 found by Hermann Jurksch 2012 Aug 18 (closed)
L=156 found by Honza Stola 2006 Aug 22 08:25:04 (symmetric)
L=156 found by Joshua Zucker 2006 Sep 4 13:26:38
L=155 found by Jesse Kolman 2006 Nov 21 02:38:12
L=154 found by James J Youlton Jr 2006 Aug 22 14:53:00
L=152 found by James J Youlton Jr 2006 Aug 22 12:30:14
L=152 found by Kevin Burfitt 2006 Aug 23 13:39:29
L=152 found by QfwfQ 2006 Nov 13 17:09:59
L=152 found by Michael J Gayle 2006 Nov 20 19:46:05
L=148 found by James J Youlton Jr 2006 Aug 22 10:27:10
L=148 found by Jesse Kolman 2006 Nov 20 04:35:22
L=147 found by Michael van Fondern 2006 Sep 16 07:14:34
L=145 found by James J Youlton Jr 2006 Aug 22 09:14:01
L=144 found by Jesse Kolman 2006 Nov 21 04:01:26
L=143 found by QfwfQ 2006 Oct 5 09:17:01
L=143 found by Juergen Winterberg 2006 Nov 8 00:06:48
L=142 found by Michael van Fondern 2006 Sep 15 18:45:06
L=141 found by Alexander Fischer 2006 Nov 19 11:34:25
L=137 found by Sebastian Mingramm 2006 Sep 8 22:05:39
L=136 found by Markus Sigg 2006 Aug 20 19:04:35
L=136 found by Joshua Zucker 2006 Sep 4 05:36:53
L=135 found by G.R.A.20 Problem Solving 2006 Sep 2 20:07:05
L=134 found by Mark Gordon 2006 Sep 9 04:21:49
L=133 found by Michael van Fondern 2006 Sep 14 18:40:06
L=132 found by James J Youlton Jr 2006 Aug 22 08:36:18
L=132 found by Moritz Franckenstein 2006 Nov 15 11:23:04 (closed)
L=131 found by QfwfQ 2006 Sep 27 09:15:08
L=128 found by Jesse Kolman 2006 Nov 14 01:24:51
L=128 found by Jesse Kolman 2006 Nov 20 04:44:43
L=127 found by Joshua Zucker 2006 Aug 23 04:19:03
L=127 found by QfwfQ 2006 Sep 20 08:33:15
L=127 found by Juergen Winterberg 2006 Oct 29 17:38:55
L=127 found by Jesse Kolman 2006 Nov 20 04:46:36
L=126 found by Mark Mammel 2006 Aug 21 15:11:53
L=126 found by G.R.A.20 Problem Solving 2006 Aug 30 16:03:18
L=126 found by Jesse Kolman 2006 Nov 13 15:10:44
L=125 found by Olivier Buffet & Dmitry Kamenetsky 2006 Aug 23 07:47:59
L=124 found by Vadim Trofimov 2006 Aug 24 17:09:55
L=122 found by Daumilas Ardickas 2006 Aug 24 19:56:16
L=120 found by Sebastian Mingramm 2006 Sep 8 19:23:05
L=120 found by Jesse Kolman 2006 Nov 10 01:16:57
L=120 found by Tobias Baumann 2006 Nov 16 09:20:38 (same as Nov 10 01:16:57)
L=120 found by Mike White 2006 Nov 17 21:23:22 (same as Nov 10 01:16:57)
L=118 found by Mike White 2006 Nov 17 09:01:08
L=117 found by Mike White 2006 Nov 17 08:56:51
L=115 found by Sabur Zaheed (AIUB) 2006 Aug 21 19:53:47
L=114 found by Sebastian Mingramm 2006 Sep 5 19:37:45
L=114 found by Mike White 2006 Nov 17 08:56:15
L=113 found by G.R.A.20 Problem Solving 2006 Aug 29 15:32:24
L=113 found by Frank Buss 2006 Sep 3 15:34:59
L=113 found by Henry Song 2006 Sep 25 19:27:48
L=113 found by Brian Adams Nov 7 22:15:31 (same as 2006 Sep 3 15:34:59)
L=112 found by Steve Trevorrow 2006 Oct 6 23:27:50
L=112 found by Polegenko Vladimir 2006 Nov 7 13:42:24
L=112 found by Tobias Baumann 2006 Nov 14 08:49:05 (same as Nov 7 13:42:24)
L=111 found by Juha Saukkola 2006 Aug 27 09:27:59
L=110 found by Sabur Zaheed (AIUB) 2006 Aug 21 17:18:58
L=110 found by Juha Saukkola 2006 Aug 27 09:25:52
L=108 found by Evgeni Lukin 2006 Oct 24 14:50:38
L=108 found by Brad Smith 2006 Oct 28 20:33:28
L=107 found by Jesse Kolman 2006 Nov 6 02:33:36
L=106 found by Jesse Kolman 2006 Nov 13 01:19:03
L=105 found by Frank Buss 2006 Aug 24 14:10:45
L=105 found by Gregor Heitkamp 2006 Sep 21 20:39:42
L=105 found by Jesse Kolman 2006 Nov 13 01:18:09
L= 99 found by Fironov Sergey 2006 Sep 3 13:57:22
L= 98 found by Henry Song 2006 Sep 25 19:29:27
L= 97 found by Brad Smith 2006 Oct 15 22:02:48
L= 96 found by Juha Saukkola 2006 Aug 24 12:20:17
L= 94 found by Florian Beye 2006 Oct 10 14:37:45
L= 93 found by Hyung-Sul Kim 2006 Oct 29 06:57:56
L= 81 found by Henry Song 2006 Sep 17 05:46:41
L= 80 found by Honza Stola 2006 Aug 21 16:46:20
L= 80 found by Olivier Buffet & Dmitry Kamenetsky 2006 Aug 22 23:49:56 (same as Aug 21 16:46:20)
L= 80 found by Jesse Kolman 2006 Nov 21 03:30:11
L= 80 found by Jesse Kolman 2006 Nov 21 04:03:18
L= 79 found by Jesse Kolman 2006 Nov 21 03:46:38
L= 79 found by Jesse Kolman 2006 Nov 21 04:05:47
L= 79 found by Jesse Kolman 2006 Nov 21 04:06:02
L= 78 found by Jesse Kolman 2006 Nov 21 03:17:49
L= 78 found by Jesse Kolman 2006 Nov 21 03:33:46
L= 78 found by Jesse Kolman 2006 Nov 21 04:04:42
L= 78 found by Jesse Kolman 2006 Nov 21 09:15:03
L= 77 found by Jesse Kolman 2006 Nov 21 02:55:18
L= 76 found by Sebastian Mingramm 2006 Sep 5 07:42:06
L= 75 found by Jesse Kolman 2006 Nov 21 01:58:54
L= 75 found by Jesse Kolman 2006 Nov 21 09:14:38
L= 72 found by Ivan Kazmenko 2006 Sep 20 17:07:03 (closed) (symmetric)
L= 72 found by Jesse Kolman 2006 Nov 21 09:14:19
L= 71 found by David Rendo Rodriguez 2006 Sep 11 08:30:07
L= 71 found by Gregor Heitkamp 2006 Sep 11 23:07:29
L= 69 found by David Rendo Rodriguez 2006 Sep 12 15:24:16
L= 69 found by Jesse Kolman 2006 Nov 21 09:08:41
L= 50 found by Magnus Jansson 2006 Aug 28 12:42:50
L= 46 found by David Rendo Rodriguez 2006 Sep 8 08:50:02
L= 31 found by Adam Panagos 2006 Aug 26 17:56:30
L= 26 found by Jesse Kolman 2006 Nov 21 01:50:13
L= 26 found by Jesse Kolman 2006 Nov 21 01:50:47
L= 22 found by Jesse Kolman 2006 Nov 21 01:47:49 (symmetric)
L= 15 found by Leonid Shishlo 2006 Aug 21 22:43:57
L= 15 found by Juha Saukkola 2006 Sep 11 07:01:38
L= 8 found by Leonid Shishlo 2006 Aug 21 22:40:10
L= 8 found by Magnus Jansson 2006 Aug 24 16:57:58 (symmetric)
L= 8 found by Brad Smith Sep 25 22:28:26 (symmetric) (same as 2006 Aug 24 16:57:58)
L= 8 found by test Oct 24 11:39:23 (symmetric) (same as 2006 Aug 24 16:57:58)