Results for N = 7, Diameter = 8     [Back to List of Problem Classes]

using a Snake Viewer written by Markus Sigg

L=247 found by Hermann Jurksch 2014 Mar 4
L=247 found by Hermann Jurksch 2014 Mar 4
L=245 found by Hugo Pfoertner and Markus Sigg 2009 May 21
L=245 found by Hugo Pfoertner 2011 Dec 3
L=243 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2007 Aug 28 (symmetric)
L=242 found by Hermann Jurksch and Hugo Pfoertner 2014 Mar 3
L=241 found by Vadim Trofimov 2007 Nov 20 17:48:21 (symmetric)
L=241 found by Markus Sigg 2007 Jan 31 (symmetric)
L=241 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2008 Jan 11 (symmetric)
L=241 found by Hugo Pfoertner and Markus Sigg 2008 May 15 (symmetric)
L=241 found by Hugo Pfoertner and Markus Sigg 2008 May 26
L=241 found by Hugo Pfoertner and Markus Sigg 2008 May 26
L=239 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2008 Jan 8 (symmetric)
L=239 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2008 Feb 18 (symmetric)
L=239 found by Hermann Jurksch 2014 Mar 3
L=237 found by Vadim Trofimov 2007 Aug 26 09:44:41 (symmetric)
L=237 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2007 Aug 13 (symmetric)
L=237 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2008 Jan 6 (symmetric)
L=237 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2008 Jan 17 (symmetric)
L=237 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2008 Jan 25 (symmetric)
L=237 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2008 Feb 1 (symmetric)
L=236 found by Hugo Pfoertner and Markus Sigg 2008 Dec 22
L=236 found by Hugo Pfoertner and Markus Sigg 2008 Dec 22
L=236 found by Hugo Pfoertner and Markus Sigg 2008 Dec 22
L=235 found by Hugo Pfoertner and Markus Sigg 2008 May 13
L=235 found by Hugo Pfoertner and Markus Sigg 2008 May 13
L=233 found by Markus Sigg 2007 Nov 1 14:49:44 (symmetric)
L=231 found by Markus Sigg 2007 Oct 30 18:02:16 (symmetric)
L=229 found by Michael van Fondern 2007 Nov 3 17:40:00
L=229 found by Hugo Pfoertner and Markus Sigg 2008 May 15 (symmetric)
L=229 found by Hugo Pfoertner and Markus Sigg 2008 May 15 (symmetric)
L=226 found by Hugo Pfoertner and Markus Sigg 2008 May 11
L=225 found by Hugo Pfoertner and Markus Sigg 2008 Jun 15 (symmetric)
L=224 found by Michael van Fondern 2007 Oct 18 16:33:33
L=223 found by Michael van Fondern 2007 Oct 16 20:19:54
L=219 found by Markus Sigg and Hugo Pfoertner 2008 Apr 24 (symmetric)
L=217 found by Michael van Fondern 2007 Oct 15 20:45:46
L=216 found by Mark Beyleveld 2007 Sep 3 00:31:55
L=216 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2007 Nov 6 07:30:41
L=215 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2007 Sep 28 07:28:39
L=215 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2007 Sep 28 14:57:31
L=215 found by Fred Mellender 2007 Nov 18 16:43:25
L=214 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2007 Sep 25 16:33:25
L=213 found by Honza Stola 2007 Sep 7 14:56:16 (symmetric)
L=212 found by Moritz Franckenstein 2007 Sep 26 06:36:19
L=210 found by Moritz Franckenstein 2007 Sep 25 19:17:54
L=210 found by Michael van Fondern 2007 Sep 27 16:48:37
L=209 found by Mark Beyleveld 2007 Aug 21 23:43:21
L=209 found by Markus Sigg 2007 Sep 28 11:18:09 (symmetric)
L=207 found by Fred Mellender 2007 Nov 11 10:27:24
L=206 found by Moritz Franckenstein 2007 Sep 25 12:03:45
L=206 found by Yirmy Yasovsky 2007 Oct 26 22:12:11
L=206 found by Hermann Jurksch 2012 Sep 14 (closed)
L=204 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2007 Sep 21 19:45:56
L=204 found by Fred Mellender 2007 Sep 24 21:54:18
L=204 found by Hermann Jurksch and Hugo Pfoertner 2012 Sep 14 (closed)
L=203 found by Yirmy Yasovsky 2007 Sep 30 10:35:46
L=201 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2007 Sep 20 12:25:37
L=200 found by Yirmy Yasovsky 2007 Sep 21 12:08:55
L=200 found by Boris von Loesch 2007 Nov 16 14:16:46
L=199 found by Michael van Fondern 2007 Sep 27 05:34:03
L=198 found by Yirmy Yasovsky 2007 Sep 11 22:33:48
L=198 found by Fred Mellender 2007 Sep 21 15:53:12
L=196 found by Fred Mellender 2007 Sep 15 20:43:11
L=196 found by Klaus Nagel & Hugo Pfoertner & Rainer Rosenthal 2007 Nov 8 19:14:09
L=195 found by Mark Gordon 2007 Sep 10 21:00:53
L=195 found by Jesse Kolman 2007 Nov 18 19:56:18
L=194 found by Hermann Jurksch 2012 Sep 14 (closed)
L=193 found by Michael van Fondern 2007 Sep 25 17:46:07
L=192 found by Joshua Zucker 2007 Oct 6 13:48:25
L=191 found by Markus Sigg 2007 Sep 5 10:10:12 (symmetric)
L=191 found by Yirmy Yasovsky 2007 Sep 8 22:08:09
L=191 found by Moritz Franckenstein 2007 Sep 19 09:23:37
L=191 found by Michael van Fondern 2007 Sep 25 05:42:10
L=191 found by Jesse Kolman 2007 Nov 18 19:49:09
L=189 found by Kevin Burfitt 2007 Sep 4 09:06:06
L=189 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2007 Sep 20 05:54:54
L=188 found by Fred Mellender 2007 Sep 2 19:02:19
L=188 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2007 Sep 14 13:19:28
L=188 found by Joshua Zucker 2007 Sep 20 00:09:27
L=188 found by Klaus Nagel & Hugo Pfoertner & Rainer Rosenthal 2007 Nov 6 20:10:51
L=187 found by Daumilas Ardickas 2007 Aug 28 12:42:38
L=187 found by Ivan Kazmenko 2007 Sep 23 22:51:49 (symmetric)
L=187 found by Ivan Kazmenko 2007 Sep 23 23:28:53 (symmetric)
L=186 found by James Buddenhagen 2007 Sep 9 20:39:30
L=185 found by Honza Stola 2007 Aug 28 07:36:19
L=185 found by Markus Sigg 2007 Sep 5 08:42:39 (symmetric)
L=183 found by James J Youlton Jr 2007 Sep 10 11:00:28
L=182 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2007 Sep 11 11:21:46
L=181 found by Markus Sigg 2007 Sep 4 16:17:26 (symmetric)
L=181 found by James J Youlton Jr 2007 Sep 8 19:08:51
L=181 found by Michael van Fondern 2007 Sep 23 07:06:40
L=180 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2007 Sep 6 20:54:26
L=180 found by Yirmy Yasovsky 2007 Sep 7 20:22:54
L=180 found by Joshua Zucker 2007 Sep 19 23:57:38
L=179 found by James J Youlton Jr 2007 Sep 3 10:21:29
L=179 found by Michael van Fondern 2007 Sep 20 05:51:53
L=179 found by Jesse Kolman 2007 Nov 18 19:25:19
L=178 found by Michael Collier 2007 Oct 28 04:47:44
L=177 found by Ivan Kazmenko 2007 Sep 23 21:58:25 (symmetric)
L=177 found by Jesse Kolman 2007 Nov 18 17:33:07
L=175 found by Ivan Kazmenko 2007 Sep 8 21:13:06 (symmetric)
L=174 found by Yirmy Yasovsky 2007 Sep 6 22:11:40
L=173 found by James J Youlton Jr 2007 Aug 29 02:50:43
L=173 found by Kevin Burfitt 2007 Sep 4 04:29:05
L=173 found by Michael van Fondern 2007 Sep 17 11:16:37
L=172 found by James J Youlton Jr 2007 Aug 26 18:51:05
L=170 found by Kevin Burfitt 2007 Aug 23 23:28:58
L=170 found by James J Youlton Jr 2007 Aug 25 06:18:26
L=170 found by Hermann Jurksch 2012 Aug 18 (closed)
L=169 found by Yirmy Yasovsky 2007 Aug 22 10:17:16
L=168 found by Joshua Zucker 2007 Sep 15 12:41:35
L=167 found by Markus Sigg 2007 Sep 3 23:18:01 (symmetric)
L=167 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2007 Sep 5 04:58:00
L=166 found by James Buddenhagen 2007 Aug 22 01:47:16
L=166 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2007 Sep 3 01:09:07
L=165 found by Moritz Franckenstein 2007 Sep 14 16:38:47
L=163 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2007 Aug 30 17:30:24
L=163 found by QfwfQ 2007 Oct 5 09:12:03
L=163 found by Jesse Kolman 2007 Nov 18 08:20:13
L=162 found by Kevin Burfitt 2007 Aug 23 13:35:23
L=162 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2007 Aug 28 09:06:46
L=162 found by Jesse Kolman 2007 Nov 18 08:18:51
L=161 found by Jesse Kolman 2007 Nov 18 08:18:33
L=160 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2007 Aug 22 23:13:12
L=160 found by Klaus Nagel & Hugo Pfoertner & Rainer Rosenthal 2007 Aug 28 12:35:31
L=160 found by Jesse Kolman 2007 Nov 18 08:18:19
L=159 found by Vadim Trofimov 2007 Aug 24 21:38:53 (symmetric)
L=159 found by Jesse Kolman 2007 Nov 18 08:17:20
L=158 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2007 Aug 22 14:26:02
L=158 found by James J Youlton Jr 2007 Aug 23 09:04:48
L=158 found by Jesse Kolman 2007 Nov 18 08:17:07
L=157 found by Joshua Zucker 2007 Sep 4 14:28:14
L=157 found by Jesse Kolman 2007 Nov 18 08:16:45
L=156 found by Daumilas Ardickas 2007 Aug 26 17:34:45
L=156 found by Markus Sigg 2007 Aug 29 22:47:08
L=156 found by Olivier Buffet & Dmitry Kamenetsky 2007 Sep 2 16:06:33
L=156 found by Michael van Fondern 2007 Sep 15 18:44:25
L=156 found by Jesse Kolman 2007 Nov 18 08:16:14
L=155 found by Olivier Buffet & Dmitry Kamenetsky 2007 Sep 2 03:30:41
L=155 found by Juha Saukkola 2007 Oct 26 07:21:54
L=155 found by Jesse Kolman 2007 Nov 12 20:05:37 (symmetric)
L=155 found by Jesse Kolman 2007 Nov 18 08:15:16
L=155 found by Jesse Kolman 2007 Nov 18 08:15:39
L=154 found by G.R.A.20 Problem Solving 2007 Sep 2 11:16:37
L=154 found by Jesse Kolman 2007 Nov 18 08:14:59
L=154 found by Hermann Jurksch 2012 Jul 5 (closed)
L=153 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2007 Aug 21 06:50:55
L=153 found by Jesse Kolman 2007 Nov 18 08:14:51
L=152 found by Jesse Kolman 2007 Nov 18 08:14:36
L=151 found by Jesse Kolman 2007 Nov 18 08:14:29
L=150 found by Jesse Kolman 2007 Nov 18 08:14:22
L=149 found by Yirmy Yasovsky 2007 Aug 21 20:44:37
L=149 found by Moritz Franckenstein 2007 Sep 14 16:27:51
L=149 found by Jesse Kolman 2007 Nov 18 08:14:02
L=148 found by Fred Mellender 2007 Aug 27 09:11:13
L=148 found by Jesse Kolman 2007 Nov 18 08:13:27
L=148 found by Jesse Kolman 2007 Nov 18 08:13:39
L=147 found by Jesse Kolman 2007 Nov 18 08:13:20
L=146 found by Mark Mammel 2007 Aug 25 22:38:43
L=146 found by Jesse Kolman 2007 Nov 18 08:13:14
L=145 found by Jesse Kolman 2007 Nov 18 08:13:05
L=144 found by QfwfQ 2007 Sep 27 09:07:49
L=144 found by Jesse Kolman 2007 Nov 18 08:12:52
L=143 found by Daumilas Ardickas 2007 Aug 24 19:18:19
L=143 found by Joshua Zucker 2007 Aug 27 20:03:22
L=143 found by Olivier Buffet & Dmitry Kamenetsky 2007 Sep 1 00:53:02
L=143 found by Jesse Kolman 2007 Nov 18 08:12:01
L=143 found by Jesse Kolman 2007 Nov 18 08:12:39
L=142 found by Mark Mammel 2007 Aug 21 16:17:54
L=142 found by G.R.A.20 Problem Solving 2007 Aug 30 16:01:47
L=142 found by Juergen Winterberg 2007 Nov 7 23:06:01
L=142 found by Jesse Kolman 2007 Nov 18 08:12:32
L=142 found by Michael J Gayle 2007 Nov 21 07:07:47
L=141 found by Markus Sigg 2007 Aug 20 19:01:43
L=140 found by Mark Gordon 2007 Sep 9 06:15:26
L=138 found by Steve Trevorrow 2007 Oct 7 07:50:48
L=137 found by Michael van Fondern 2007 Sep 14 18:38:29
L=136 found by Moritz Franckenstein 2007 Sep 3 10:05:37
L=136 found by Alexander Lyashuk 2007 Nov 6 17:30:43
L=135 found by G.R.A.20 Problem Solving 2007 Aug 30 16:00:04
L=134 found by Jesse Kolman 2007 Nov 18 08:40:49
L=133 found by Vadim Trofimov 2007 Aug 24 17:06:54
L=133 found by Jesse Kolman 2007 Nov 12 23:30:55
L=133 found by Michael J Gayle 2007 Nov 20 19:31:39
L=132 found by Fred Mellender 2007 Aug 22 02:18:00
L=132 found by QfwfQ 2007 Sep 20 08:16:21
L=132 found by Jesse Kolman 2007 Nov 18 08:37:36
L=132 found by Jesse Kolman 2007 Nov 18 08:53:24
L=131 found by G.R.A.20 Problem Solving 2007 Aug 26 14:08:38
L=131 found by Gregor Heitkamp 2007 Sep 21 20:25:08
L=131 found by Juergen Winterberg 2007 Oct 29 17:29:10
L=131 found by Jesse Kolman 2007 Nov 18 08:34:03
L=131 found by Jesse Kolman 2007 Nov 18 08:46:21
L=131 found by Jesse Kolman 2007 Nov 18 08:53:44
L=130 found by Olivier Buffet & Dmitry Kamenetsky 2007 Aug 23 23:51:29
L=130 found by Jesse Kolman 2007 Nov 9 07:21:37
L=130 found by Jesse Kolman 2007 Nov 9 07:24:21
L=130 found by Jesse Kolman 2007 Nov 9 07:25:04
L=130 found by Mike White 2007 Nov 18 04:32:11
L=130 found by Jesse Kolman 2007 Nov 18 08:45:08
L=130 found by Jesse Kolman 2007 Nov 18 08:52:14
L=130 found by Jesse Kolman 2007 Nov 18 08:54:15
L=130 found by Jesse Kolman 2007 Nov 18 08:55:28
L=129 found by Jesse Kolman 2007 Nov 18 08:51:48
L=129 found by Jesse Kolman 2007 Nov 18 08:55:37
L=129 found by Jesse Kolman 2007 Nov 18 08:55:49
L=128 found by Sabur Zaheed (AIUB) 2007 Aug 21 17:34:35
L=128 found by Mark Gordon 2007 Sep 8 02:23:50
L=128 found by Steve Trevorrow 2007 Oct 6 23:27:37
L=128 found by Florian Beye 2007 Oct 10 14:18:29
L=128 found by Jesse Kolman 2007 Nov 18 08:44:04
L=128 found by Jesse Kolman 2007 Nov 18 08:48:12
L=128 found by Jesse Kolman 2007 Nov 18 08:50:12
L=127 found by G.R.A.20 Problem Solving 2007 Aug 26 14:08:09
L=127 found by Tobias Baumann 2007 Nov 16 09:15:38
L=127 found by Jesse Kolman 2007 Nov 18 08:48:55
L=127 found by Jesse Kolman 2007 Nov 18 08:49:29
L=126 found by Mike White 2007 Nov 17 23:05:26
L=125 found by Henry Song 2007 Sep 23 06:07:50
L=125 found by Brad Smith 2007 Oct 29 01:28:20
L=124 found by Sebastian Mingramm 2007 Sep 8 06:51:08
L=124 found by Johan Stang 2007 Sep 23 05:22:20
L=124 found by Mike White 2007 Nov 17 21:03:33
L=123 found by Brad Smith 2007 Oct 28 20:32:26
L=122 found by Moritz Franckenstein 2007 Aug 25 12:30:23
L=122 found by Frank Buss 2007 Sep 3 15:33:54
L=122 found by Marcello Herreshoff 2007 Oct 11 04:45:42
L=121 found by G.R.A.20 Problem Solving 2007 Aug 23 19:55:26
L=121 found by Brian Adams 2007 Nov 7 22:12:54
L=121 found by Jesse Kolman 2007 Nov 12 20:09:40 (symmetric)
L=120 found by Sabur Zaheed (AIUB) 2007 Aug 21 17:31:21
L=119 found by Polegenko Vladimir 2007 Nov 7 13:40:56
L=119 found by Tobias Baumann 2007 Nov 14 08:07:02 (same as Nov 7 13:40:56)
L=119 found by Mike White 2007 Nov 16 08:27:42 (same as Nov 7 13:40:56)
L=118 found by Marcello Herreshoff 2007 Oct 11 04:45:28
L=118 found by Jesse Kolman 2007 Nov 12 20:10:16
L=118 found by Jesse Kolman 2007 Nov 12 23:15:43
L=116 found by Moritz Franckenstein 2007 Aug 25 11:09:29
L=116 found by Jesse Kolman 2007 Nov 12 23:16:16
L=115 found by Joshua Zucker 2007 Aug 23 13:41:23
L=115 found by Jesse Kolman 2007 Nov 12 20:10:25 (symmetric)
L=115 found by Jesse Kolman 2007 Nov 12 23:14:37
L=115 found by Jesse Kolman 2007 Nov 18 08:24:53
L=114 found by Moritz Franckenstein 2007 Aug 25 10:20:48
L=114 found by Juergen Winterberg 2007 Nov 10 23:13:34
L=111 found by Jesse Kolman 2007 Nov 18 08:21:48
L=110 found by Juha Saukkola 2007 Aug 29 09:22:24
L=110 found by Sebastian Mingramm 2007 Sep 5 13:29:14
L=109 found by Moritz Franckenstein 2007 Aug 25 11:04:13
L=109 found by Roy van Rijn 2007 Sep 7 22:42:30
L=109 found by Jesse Kolman 2007 Nov 18 08:23:24
L=108 found by Frank Buss 2007 Aug 24 13:28:59
L=108 found by Moritz Franckenstein 2007 Aug 25 10:28:45
L=108 found by G.R.A.20 Problem Solving 2007 Aug 29 16:10:35
L=106 found by Brad Smith 2007 Oct 28 20:28:05
L=105 found by Moritz Franckenstein 2007 Aug 25 10:18:33
L=104 found by David Rendo Rodriguez 2007 Sep 11 09:29:51
L=103 found by Juha Saukkola 2007 Aug 24 12:03:19
L=101 found by Jesse Kolman 2007 Nov 6 00:34:39
L=100 found by Sebastian Mingramm 2007 Sep 5 07:41:16
L= 98 found by Ivan Kazmenko 2007 Sep 13 19:52:51 (closed) (symmetric)
L= 98 found by Brad Smith 2007 Oct 15 21:59:53
L= 96 found by Juha Saukkola 2007 Aug 24 12:02:31
L= 91 found by David Rendo Rodriguez 2007 Sep 11 08:10:02
L= 91 found by Juha Saukkola 2007 Oct 5 10:02:57
L= 91 found by Evgeni Lukin 2007 Oct 21 05:04:36
L= 90 found by Leonid Shishlo 2007 Aug 21 23:13:09
L= 90 found by Fironov Sergey 2007 Aug 28 18:58:56
L= 90 found by Hyung-Sul Kim 2007 Oct 29 06:46:14
L= 85 found by Fironov Sergey 2007 Aug 28 18:29:33
L= 83 found by G.R.A.20 Problem Solving 2007 Aug 26 14:01:11
L= 83 found by Fironov Sergey 2007 Aug 28 18:22:38
L= 83 found by Fironov Sergey 2007 Aug 28 18:26:47
L= 81 found by Adam Panagos 2007 Aug 26 00:21:53
L= 81 found by Henry Song 2007 Sep 17 05:27:40
L= 77 found by Magnus Jansson 2007 Oct 16 23:23:19
L= 74 found by Magnus Jansson 2007 Aug 28 08:06:47
L= 74 found by Gregor Heitkamp 2007 Sep 11 22:45:53
L= 73 found by Magnus Jansson 2007 Aug 28 08:06:03
L= 73 found by Magnus Jansson 2007 Oct 16 23:23:42
L= 66 found by David Rendo Rodriguez 2007 Sep 8 08:43:09
L= 49 found by Adrian Krolak 2007 Nov 5 11:58:52
L= 22 found by Tobias Baumann 2007 Aug 22 08:29:16
L= 17 found by test 2007 Oct 24 11:18:11 (symmetric)
L= 8 found by Magnus Jansson 2007 Aug 24 16:56:25 (symmetric)
L= 8 found by Brad Smith Sep 25 22:24:15 (symmetric) (same as 2007 Aug 24 16:56:25)