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

using a Snake Viewer written by Markus Sigg

L=179 found by Markus Sigg 2008 Apr 1 (symmetric)
L=179 found by Hermann Jurksch 2011 Aug 28
L=178 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2007 Sep 16
L=178 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2007 Sep 17
L=178 found by Hugo Pfoertner 2011 Aug 18
L=178 found by Hugo Pfoertner 2012 Sep 8
L=176 found by Michael van Fondern 2006 Nov 13 18:50:11
L=176 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2007 Aug 31
L=176 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2007 Sep 9
L=176 found by Hugo Pfoertner and Markus Sigg 2008 May 15
L=176 found by Hugo Pfoertner 2012 Jun 18
L=175 found by Mark Beyleveld 2006 Sep 12 13:00:14
L=175 found by Michael van Fondern 2006 Nov 3 21:48:39
L=175 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2007 Sep 1
L=175 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2007 Sep 4
L=175 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2007 Sep 9
L=175 found by Hugo Pfoertner 2011 Sep 26
L=174 found by Mark Beyleveld 2006 Sep 12 12:59:51
L=174 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2007 Sep 1
L=174 found by Markus Sigg (program) and Hugo Pfoertner (number-crunching) 2007 Sep 4
L=173 found by Mark Beyleveld 2006 Sep 12 00:06:49
L=173 found by Hugo Pfoertner and Markus Sigg 2008 May 2
L=172 found by Michael van Fondern 2006 Sep 27 16:49:14
L=171 found by Fred Mellender 2006 Sep 21 15:53:32
L=171 found by Hugo Pfoertner 2010 Jul 25 (symmetric)
L=169 found by Vadim Trofimov 2006 Sep 10 20:05:50 (symmetric)
L=168 found by Hugo Pfoertner 2011 Jun 12
L=167 found by Hugo Pfoertner 2012 May 19
L=167 found by Hugo Pfoertner 2012 May 19
L=166 found by Mark Beyleveld 2006 Sep 2 23:44:07
L=166 found by Michael van Fondern 2006 Sep 27 05:34:42
L=165 found by Hugo Pfoertner 2010 Jul 25 (symmetric)
L=164 found by Hugo Pfoertner 2012 May 17
L=164 found by Hermann Jurksch 2014 Feb 6
L=163 found by Moritz Franckenstein 2006 Oct 11 22:04:53
L=163 found by Hugo Pfoertner 2012 May 19
L=162 found by Vadim Trofimov 2006 Aug 26 09:36:41 (symmetric)
L=162 found by Markus Sigg 2006 Nov 16 21:24:02
L=161 found by Mark Beyleveld 2006 Aug 22 00:30:23
L=161 found by Hugo Pfoertner 2011 Jun 12
L=161 found by Hugo Pfoertner 2012 May 9 (symmetric)
L=161 found by Hugo Pfoertner 2012 May 19
L=160 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Nov 13 21:24:14
L=160 found by Markus Sigg 2006 Nov 16 21:08:38
L=160 found by Hugo Pfoertner and Markus Sigg 2008 May 25
L=160 found by Hugo Pfoertner 2010 Jul 24 (symmetric)
L=160 found by Hugo Pfoertner 2010 Jul 24 (symmetric)
L=160 found by Hugo Pfoertner 2010 Jul 24 (symmetric)
L=160 found by Hugo Pfoertner 2010 Jul 24 (symmetric)
L=160 found by Hugo Pfoertner 2012 May 19 (symmetric)
L=159 found by James J Youlton Jr 2006 Aug 27 03:53:27
L=159 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Nov 13 20:28:43
L=158 found by Markus Sigg 2006 Nov 16 21:05:02
L=157 found by Vadim Trofimov 2006 Aug 25 17:30:08 (symmetric)
L=157 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Nov 7 15:38:03
L=157 found by Hugo Pfoertner and Markus Sigg 2008 Mar 3 (symmetric)
L=157 found by Hugo Pfoertner 2011 Jun 12 (symmetric)
L=156 found by Juha Saukkola 2006 Nov 14 09:56:08
L=156 found by Markus Sigg 2006 Nov 16 20:56:31
L=154 found by Honza Stola 2006 Aug 30 18:39:39 (symmetric)
L=154 found by Markus Sigg 2006 Nov 16 16:22:01
L=152 found by Juha Saukkola 2006 Nov 10 12:48:06
L=151 found by Michael van Fondern 2006 Sep 23 16:16:49
L=151 found by Moritz Franckenstein 2006 Oct 2 08:07:13
L=151 found by Juha Saukkola 2006 Oct 26 07:31:09
L=150 found by Moritz Franckenstein 2006 Sep 22 22:15:56
L=150 found by Markus Sigg 2006 Nov 15 22:19:41
L=150 found by Yirmy Yasovsky 2006 Nov 20 21:18:10
L=149 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Sep 11 09:53:13
L=149 found by Yirmy Yasovsky 2006 Sep 30 20:30:00
L=149 found by Markus Sigg 2006 Oct 31 22:13:24 (symmetric)
L=148 found by James J Youlton Jr 2006 Aug 25 09:30:32
L=148 found by Fred Mellender 2006 Sep 16 18:03:38
L=148 found by Moritz Franckenstein 2006 Sep 22 13:41:45
L=147 found by Fred Mellender 2006 Sep 15 20:44:37
L=147 found by Markus Sigg 2006 Sep 21 05:18:57 (symmetric)
L=146 found by Moritz Franckenstein 2006 Sep 22 06:35:30
L=146 found by Hermann Jurksch 2012 Sep 14 (closed)
L=143 found by Moritz Franckenstein 2006 Sep 22 06:28:54
L=143 found by Ivan Kazmenko 2006 Sep 23 21:36:16 (symmetric)
L=142 found by Fred Mellender 2006 Sep 2 18:46:18
L=141 found by Moritz Franckenstein 2006 Sep 21 12:04:20
L=141 found by Klaus Nagel & Hugo Pfoertner & Rainer Rosenthal 2006 Nov 6 18:54:45
L=140 found by Yirmy Yasovsky 2006 Sep 29 22:08:54
L=139 found by Markus Sigg 2006 Sep 3 23:11:13 (symmetric)
L=139 found by Michael van Fondern 2006 Sep 22 20:06:12
L=139 found by Michael Collier 2006 Nov 6 14:24:53
L=137 found by James J Youlton Jr 2006 Aug 22 18:36:59
L=136 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Sep 3 02:12:03
L=136 found by Moritz Franckenstein 2006 Sep 21 08:49:55
L=136 found by Joshua Zucker 2006 Oct 21 23:01:56
L=136 found by Hermann Jurksch 2012 Aug 29 (closed)
L=135 found by Boris von Loesch 2006 Nov 15 16:29:03
L=134 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Sep 2 17:14:09
L=134 found by Joshua Zucker 2006 Oct 20 14:46:21
L=133 found by Markus Sigg 2006 Sep 3 23:09:46 (symmetric)
L=133 found by Kevin Burfitt 2006 Sep 4 23:23:56
L=133 found by Joshua Zucker 2006 Oct 7 14:56:05
L=132 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Aug 30 17:32:20
L=132 found by Kevin Burfitt 2006 Aug 31 23:18:42
L=132 found by Joshua Zucker 2006 Oct 2 00:08:20
L=131 found by Kevin Burfitt 2006 Aug 30 00:36:24
L=131 found by Moritz Franckenstein 2006 Sep 20 20:04:48
L=130 found by Yirmy Yasovsky 2006 Sep 23 20:03:56
L=130 found by Boris von Loesch 2006 Nov 15 16:16:49
L=130 found by Hermann Jurksch 2012 Aug 28 (closed)
L=129 found by Kevin Burfitt 2006 Aug 24 12:03:49
L=129 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Aug 29 17:45:49
L=129 found by Ivan Kazmenko 2006 Sep 8 21:46:38 (symmetric)
L=129 found by Michael van Fondern 2006 Sep 22 14:59:52
L=129 found by Joshua Zucker 2006 Sep 28 04:04:31
L=128 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Aug 25 17:29:17
L=128 found by Fred Mellender 2006 Aug 28 15:38:34
L=128 found by Boris von Loesch 2006 Nov 15 16:14:11
L=127 found by Michael van Fondern 2006 Sep 20 05:52:38
L=126 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Aug 24 11:30:32
L=126 found by Klaus Nagel & Hugo Pfoertner & Rainer Rosenthal 2006 Aug 28 12:51:31
L=126 found by Daumilas Ardickas 2006 Aug 29 07:54:11
L=126 found by Yirmy Yasovsky 2006 Sep 21 12:32:33
L=125 found by Honza Stola 2006 Aug 22 08:22:51 (symmetric)
L=125 found by Joshua Zucker 2006 Sep 7 01:24:28
L=124 found by James J Youlton Jr 2006 Aug 22 13:06:03
L=124 found by Olivier Buffet & Dmitry Kamenetsky 2006 Aug 23 23:38:37
L=124 found by Vadim Trofimov 2006 Aug 24 17:09:30 (same as Aug 23 23:38:37)
L=124 found by Jesse Kolman 2006 Nov 10 04:34:14
L=124 found by Jesse Kolman 2006 Nov 13 14:52:40
L=124 found by Mike White Nov 19 00:24:37 (same as 2006 Aug 23 23:38:37)
L=123 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Aug 24 10:45:28
L=123 found by Markus Sigg 2006 Sep 3 22:04:02 (symmetric)
L=123 found by Michael van Fondern 2006 Sep 19 05:40:43
L=123 found by Michael J Gayle 2006 Nov 17 16:02:01
L=122 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Aug 22 14:30:24
L=122 found by Markus Sigg 2006 Aug 22 22:37:18
L=122 found by Hermann Jurksch 2012 Aug 21 (closed)
L=121 found by Honza Stola 2006 Aug 21 17:39:05 (symmetric)
L=121 found by Kevin Burfitt 2006 Aug 23 23:29:57
L=121 found by Moritz Franckenstein 2006 Sep 3 10:45:46
L=120 found by Eckard Specht & Dietmar Viertel & Martin Wohlgemuth 2006 Aug 21 07:19:11
L=120 found by Daumilas Ardickas 2006 Aug 26 18:30:44
L=120 found by James Buddenhagen 2006 Sep 2 14:49:04
L=120 found by Joshua Zucker 2006 Sep 6 13:50:59
L=120 found by Moritz Franckenstein 2006 Sep 22 17:43:00 (closed)
L=119 found by Yirmy Yasovsky 2006 Sep 19 19:08:14
L=118 found by Kevin Burfitt 2006 Aug 23 13:39:11
L=118 found by Alexander Lyashuk 2006 Nov 6 17:34:57
L=117 found by Fred Mellender 2006 Aug 22 02:15:39
L=117 found by Mark Gordon 2006 Sep 12 23:12:01 (symmetric)
L=115 found by Markus Sigg 2006 Aug 20 19:04:21
L=115 found by Moritz Franckenstein 2006 Aug 24 20:12:02 (same as Aug 20 19:04:21)
L=115 found by QfwfQ 2006 Oct 5 09:16:34
L=115 found by Steve Trevorrow Oct 7 07:51:01 (same as 2006 Aug 20 19:04:21)
L=115 found by Juergen Winterberg 2006 Nov 9 18:07:17
L=114 found by Yirmy Yasovsky 2006 Sep 8 22:24:56
L=114 found by Michael van Fondern 2006 Sep 17 11:17:48
L=113 found by Joshua Zucker 2006 Sep 5 00:17:26
L=113 found by Yirmy Yasovsky 2006 Sep 7 20:19:13
L=112 found by Michael van Fondern 2006 Sep 15 18:45:02
L=111 found by Yirmy Yasovsky 2006 Sep 6 21:54:50
L=109 found by Mark Mammel 2006 Sep 8 12:52:13
L=109 found by Joshua Zucker 2006 Nov 13 14:24:31
L=108 found by Yirmy Yasovsky 2006 Aug 21 20:49:40
L=108 found by Juergen Winterberg 2006 Nov 7 23:57:23
L=106 found by Joshua Zucker 2006 Sep 4 05:31:08
L=106 found by Michael van Fondern 2006 Sep 14 18:39:57
L=104 found by Sebastian Mingramm 2006 Sep 8 21:49:33
L=103 found by Juergen Winterberg 2006 Oct 29 17:36:31
L=102 found by Mark Gordon 2006 Sep 9 04:19:42
L=102 found by Tobias Baumann 2006 Nov 16 09:19:54
L=102 found by Mike White 2006 Nov 17 08:52:41 (same as Nov 16 09:19:54)
L=101 found by Mark Mammel 2006 Aug 21 15:11:01
L=101 found by Joshua Zucker 2006 Aug 27 08:14:56
L=101 found by Joshua Zucker 2006 Oct 2 05:45:54
L=100 found by QfwfQ 2006 Sep 27 09:14:27
L= 98 found by Joshua Zucker 2006 Aug 23 04:05:41
L= 98 found by G.R.A.20 Problem Solving 2006 Aug 30 20:36:31
L= 97 found by Olivier Buffet & Dmitry Kamenetsky 2006 Sep 2 01:13:12
L= 96 found by QfwfQ 2006 Sep 20 08:32:23
L= 96 found by Florian Beye 2006 Oct 10 14:39:50
L= 96 found by Jesse Kolman 2006 Nov 9 20:52:53
L= 95 found by G.R.A.20 Problem Solving 2006 Aug 30 11:07:09
L= 94 found by Florian Beye 2006 Oct 10 14:38:05
L= 92 found by Jesse Kolman 2006 Nov 5 17:44:07
L= 91 found by G.R.A.20 Problem Solving 2006 Aug 29 20:00:51
L= 91 found by Jesse Kolman 2006 Nov 13 01:16:46
L= 90 found by Daumilas Ardickas 2006 Aug 24 19:32:27
L= 90 found by Brian Adams 2006 Nov 7 18:37:29
L= 89 found by G.R.A.20 Problem Solving 2006 Aug 28 23:27:53
L= 89 found by Frank Buss 2006 Sep 3 15:34:53
L= 89 found by Steve Trevorrow 2006 Oct 6 23:27:49
L= 89 found by Polegenko Vladimir Nov 7 13:29:34 (same as 2006 Sep 3 15:34:53)
L= 89 found by Tobias Baumann Nov 14 08:32:38 (same as 2006 Sep 3 15:34:53)
L= 88 found by Sabur Zaheed (AIUB) 2006 Aug 21 15:17:41
L= 88 found by Juha Saukkola 2006 Aug 29 09:37:23
L= 88 found by Gregor Heitkamp 2006 Sep 21 20:38:15
L= 88 found by Florian Beye 2006 Oct 10 14:25:22
L= 87 found by Juha Saukkola 2006 Aug 29 09:37:01
L= 86 found by Juha Saukkola 2006 Aug 29 09:36:35
L= 86 found by Juergen Winterberg 2006 Oct 27 14:21:46
L= 85 found by Juha Saukkola 2006 Aug 29 09:35:52
L= 85 found by Sebastian Mingramm 2006 Sep 6 06:19:20
L= 82 found by Frank Buss 2006 Aug 24 14:10:22
L= 82 found by Sebastian Mingramm 2006 Sep 5 19:37:15
L= 82 found by Evgeni Lukin 2006 Oct 23 14:37:52
L= 81 found by Henry Song 2006 Sep 17 05:44:50
L= 79 found by Fironov Sergey 2006 Sep 3 13:35:12
L= 79 found by Sebastian Mingramm 2006 Sep 5 06:27:05
L= 79 found by Brad Smith 2006 Oct 28 20:42:16
L= 77 found by Juha Saukkola 2006 Aug 27 09:25:00
L= 77 found by Alexander Fischer 2006 Sep 18 08:19:52
L= 77 found by Jesse Kolman 2006 Nov 13 01:16:22
L= 75 found by Juha Saukkola 2006 Aug 26 11:57:31
L= 72 found by Ivan Kazmenko 2006 Sep 20 17:06:37 (closed) (symmetric)
L= 72 found by Ivan Kazmenko 2006 Sep 20 17:06:46 (closed) (symmetric)
L= 72 found by Brad Smith 2006 Oct 15 22:02:36
L= 71 found by Hyung-Sul Kim 2006 Oct 29 06:56:12
L= 70 found by David Rendo Rodriguez 2006 Sep 26 14:01:15
L= 68 found by Juha Saukkola 2006 Aug 24 10:20:53
L= 67 found by Magnus Jansson 2006 Sep 1 13:50:38
L= 66 found by Jesse Kolman 2006 Nov 13 15:03:11
L= 63 found by Honza Stola 2006 Aug 21 16:44:04
L= 63 found by Olivier Buffet & Dmitry Kamenetsky 2006 Aug 22 23:47:19 (same as Aug 21 16:44:04)
L= 62 found by David Rendo Rodriguez 2006 Sep 11 08:28:43
L= 62 found by Jesse Kolman 2006 Nov 13 15:03:16
L= 61 found by Jesse Kolman 2006 Nov 13 01:13:17
L= 59 found by Gregor Heitkamp 2006 Sep 11 23:06:06
L= 58 found by Henry Song 2006 Sep 16 19:31:02
L= 57 found by Gregory Horvath 2006 Nov 5 13:27:34
L= 57 found by Gregory Horvath 2006 Nov 5 13:27:57
L= 56 found by Gregory Horvath 2006 Nov 5 13:29:18
L= 55 found by Gregory Horvath 2006 Nov 5 13:28:47
L= 54 found by Antti Ahti 2006 Sep 22 20:18:56
L= 54 found by Gregory Horvath 2006 Nov 5 13:26:43
L= 51 found by Jesse Kolman 2006 Nov 21 09:08:08
L= 49 found by Magnus Jansson 2006 Aug 28 12:42:31
L= 49 found by Jesse Kolman 2006 Nov 21 09:05:06
L= 48 found by David Rendo Rodriguez 2006 Sep 8 08:49:38
L= 47 found by Jesse Kolman 2006 Nov 21 09:07:49
L= 46 found by Jesse Kolman 2006 Nov 21 09:07:22
L= 44 found by Jesse Kolman 2006 Nov 21 09:04:31
L= 21 found by Jesse Kolman 2006 Nov 21 01:50:06
L= 20 found by Jesse Kolman 2006 Nov 21 01:49:56
L= 18 found by Jesse Kolman 2006 Nov 21 01:49:32
L= 17 found by Jesse Kolman 2006 Nov 17 05:01:08
L= 16 found by Jesse Kolman 2006 Nov 17 05:00:53
L= 15 found by Jesse Kolman 2006 Nov 17 05:00:34
L= 14 found by Jesse Kolman 2006 Nov 17 05:00:20
L= 13 found by Juha Saukkola 2006 Sep 11 06:59:50
L= 13 found by Jesse Kolman 2006 Nov 17 05:00:06 (symmetric)
L= 7 found by Magnus Jansson 2006 Aug 24 16:57:51 (symmetric)
L= 7 found by Brad Smith Sep 25 22:28:04 (symmetric) (same as 2006 Aug 24 16:57:51)
L= 7 found by test Oct 24 11:38:00 (symmetric) (same as 2006 Aug 24 16:57:51)