MainpageFractalsBirthprimesWordBabygenTexturizeProgramsPhonewordData MatrixMap
SudokuSudokutoWordokuCodokuSudoku3DSudokuGTKakuroFillominoHitoriArukone
HashiShuffleBogglemPuzzleCalcuDokuSangerProbabilityLærerShowcase

Sudoku puzzles (Su Doku)

My database includes 2967 puzzles for the moment and I'm constantly generating more.

Rules: Fill in the grid so that every row and every column contains the digits 1 through 16. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

328826 puzzles downloaded.

    12     5 9   11   8 6   1 13  
10     11   16 1         15   2   14
11   6 9     7   3     2   10 5  
15 8   13 12   16     2   3     1  
13         6 5 8 12   7   14 4 16  
3 13   14       15   8   4   7   1
1 11   16   2   7 5   6 13   14 4 3
    16 1 15   6     7 12 9 2 11 14  
  9 13 6 16 7 14     3   12 15 8    
14 12 2   6 8   4 7   3   1   11 15
6   10   14   8   1       12   2 7
  7 1 5   3   11 16 6 15         13
  6     1   11     14   7 16   3 8
  1 9   2     14   10     3 16   6
7   14   4         9 11   5     2
  2 3   8 1   9   5 10     15    
Showing puzzle number: 2565
Puzzletype: Symmetrical Sudoku
Startnumbers: 138
Difficulty: Hard (0)
Solution methods: SiSo SC DC
Solve puzzle Show solution Print