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- minimum number of clues 16x16 and higher
by Moschopulus » Fri Aug 12, 2005 12:00 pm - 7 Replies
- 4919 Views
- Last post by coloin
Tue Jul 11, 2017 2:28 pm
- minimum number of clues 16x16 and higher
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- Number of minimal puzzles per ED valid pattern with N clues
1, 2by coloin » Sat Apr 11, 2015 3:21 pm - 24 Replies
- 3505 Views
- Last post by coloin
Tue Apr 18, 2017 10:02 am
- Number of minimal puzzles per ED valid pattern with N clues
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- List of all 9x9 boards or all the 9x9 equivalence classes
by JC Sims » Thu Apr 13, 2017 10:47 am - 6 Replies
- 1443 Views
- Last post by rjamil
Fri Apr 14, 2017 6:45 pm
- List of all 9x9 boards or all the 9x9 equivalence classes
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- new game
by Marcelo Pars » Mon Mar 13, 2017 6:42 pm - 1 Replies
- 1015 Views
- Last post by JasonLion-Admin
Tue Mar 14, 2017 2:20 am
- new game
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- What Does stte Mean?
by keith » Tue Feb 14, 2017 9:45 am - 13 Replies
- 2093 Views
- Last post by Leren
Sat Feb 18, 2017 3:06 am
- What Does stte Mean?
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- Help finding Sudoku Book
by thebigguY » Mon Nov 28, 2016 3:08 am - 1 Replies
- 1259 Views
- Last post by ghfick
Fri Dec 02, 2016 10:42 pm
- Help finding Sudoku Book
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- Canonical Form
1 ... 8, 9, 10by Mike Barker » Sat Jan 13, 2007 10:51 pm - 145 Replies
- 84539 Views
- Last post by Maq777
Wed Nov 23, 2016 1:57 am
- Canonical Form
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- Generalization of Sudoku
by Esteban_Zia » Tue Nov 15, 2016 12:16 pm - 2 Replies
- 1291 Views
- Last post by David P Bird
Wed Nov 16, 2016 11:36 am
- Generalization of Sudoku
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- Codes For Diabolicals
by Yogi » Fri Jun 17, 2016 11:36 pm
- 7 Replies
- 1709 Views
- Last post by Yogi
Sun Sep 11, 2016 11:15 pm
- Codes For Diabolicals
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- Skyscrapers, Kites & Empty Rectangles
by Yogi » Sun Sep 04, 2016 5:40 am
- 4 Replies
- 1238 Views
- Last post by eleven
Tue Sep 06, 2016 7:58 pm
- Skyscrapers, Kites & Empty Rectangles
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- Trial & Error
by Yogi » Tue Jun 21, 2016 7:49 am - 8 Replies
- 1673 Views
- Last post by JasonLion
Thu Jun 23, 2016 4:49 pm
- Trial & Error
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- What's Happening to Sudoku Puzzles?
by nedBlake » Sun Jun 05, 2016 8:01 pm - 2 Replies
- 1341 Views
- Last post by nedBlake
Mon Jun 06, 2016 1:54 pm
- What's Happening to Sudoku Puzzles?
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- Has anyone noticed this idiosyncrasy?
by abrooks051 » Tue May 12, 2015 8:57 pm
- 11 Replies
- 1727 Views
- Last post by Yogi
Fri May 20, 2016 10:45 pm
- Has anyone noticed this idiosyncrasy?
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- How Do I Import An Image Into a Post?
by Yogi » Tue May 10, 2016 10:13 pm - 3 Replies
- 1227 Views
- Last post by Pat
Fri May 13, 2016 9:33 am
- How Do I Import An Image Into a Post?
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- How is the difficulty of a Sudoku puzzle determined?
by bat999 » Fri Jan 02, 2015 5:17 pm - 7 Replies
- 2814 Views
- Last post by ghfick
Sun May 08, 2016 11:34 pm
- How is the difficulty of a Sudoku puzzle determined?
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- Composition Sudoku
by Mathimagics » Wed Apr 27, 2016 6:21 pm
- 1 Replies
- 1177 Views
- Last post by Mathimagics
Thu Apr 28, 2016 8:35 am
- Composition Sudoku
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- How to rate and solve empty Sudoku grid?
1, 2 by rjamil » Sat Nov 14, 2015 12:45 pm
- 22 Replies
- 4132 Views
- Last post by StrmCkr
Fri Mar 18, 2016 9:08 am
- How to rate and solve empty Sudoku grid?
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- How to make a concrete value sudoku with 7 numbers?
by Balu_AU » Mon Feb 01, 2016 10:33 pm - 4 Replies
- 1372 Views
- Last post by m_b_metcalf
Fri Mar 11, 2016 8:50 am
- How to make a concrete value sudoku with 7 numbers?
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- 'National Record' Recognition By Limca Book Of Records,India
by klslrao » Tue Feb 23, 2016 7:05 am
- 6 Replies
- 2093 Views
- Last post by Pat
Tue Mar 08, 2016 12:26 pm
- 'National Record' Recognition By Limca Book Of Records,India
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- 17-Clue Puzzles
by Yogi » Wed Feb 17, 2016 9:09 pm - 5 Replies
- 1657 Views
- Last post by Yogi
Mon Feb 22, 2016 6:33 am
- 17-Clue Puzzles
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- GEM - Graded Equivalence Marking
by David P Bird » Sat Feb 20, 2016 7:49 pm
- 3 Replies
- 2066 Views
- Last post by David P Bird
Sat Feb 20, 2016 8:00 pm
- GEM - Graded Equivalence Marking
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- Bounds on number of sudoku grids
by nickelbird » Thu Feb 11, 2016 6:10 pm - 2 Replies
- 1353 Views
- Last post by nickelbird
Thu Feb 11, 2016 7:50 pm
- Bounds on number of sudoku grids
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- Request for data (Sudoku with givens)
by Mathimagics » Tue Jan 12, 2016 3:30 pm - 6 Replies
- 1377 Views
- Last post by eleven
Sat Jan 16, 2016 9:55 pm
- Request for data (Sudoku with givens)
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- Fastest Time for Solving a Sudoku Puzzle
by dp_94 » Thu Nov 26, 2015 1:31 pm - 0 Replies
- 1307 Views
- Last post by dp_94
Thu Nov 26, 2015 1:31 pm
- Fastest Time for Solving a Sudoku Puzzle
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- Sudokus with an original rare shape
1 ... 40, 41, 42 by claudiarabia » Sat May 20, 2006 12:47 am
- 621 Replies
- 283502 Views
- Last post by Pat
Mon Nov 09, 2015 1:18 pm
- Sudokus with an original rare shape
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- Searching good sites for intermediate/advanced puzzles
by Instinct » Mon Oct 12, 2015 8:01 pm - 3 Replies
- 1290 Views
- Last post by keith
Tue Oct 13, 2015 9:40 pm
- Searching good sites for intermediate/advanced puzzles
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- Sudoku org UK down again?
by shamanalix » Mon Oct 12, 2015 3:10 am - 0 Replies
- 1180 Views
- Last post by shamanalix
Mon Oct 12, 2015 3:10 am
- Sudoku org UK down again?
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- Hidden Pair in a Chain
by daj95376 » Fri Aug 14, 2015 5:56 pm - 2 Replies
- 1236 Views
- Last post by eleven
Sun Aug 16, 2015 12:25 pm
- Hidden Pair in a Chain
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- Nice Loop Notation Nightmare
by daj95376 » Mon Jun 22, 2015 5:09 pm
- 9 Replies
- 1564 Views
- Last post by SteveG48
Sun Jun 28, 2015 8:31 pm
- Nice Loop Notation Nightmare
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- Advice for aspiring Sudoku creator: 6x6 grids much less fun?
by sudokucreator » Mon Jun 01, 2015 9:36 pm - 4 Replies
- 1179 Views
- Last post by tarek
Wed Jun 03, 2015 5:23 pm
- Advice for aspiring Sudoku creator: 6x6 grids much less fun?
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- PEARLS, RUBIES, GARNETS, EMERALDS, ETC.
1, 2by gurth » Wed Oct 04, 2006 11:30 am - 20 Replies
- 11097 Views
- Last post by David P Bird
Thu May 21, 2015 11:00 am
- PEARLS, RUBIES, GARNETS, EMERALDS, ETC.
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