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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.

373995 puzzles downloaded.

16           3   12 7 8       5 2
    4 6     5   11       2 15 12  
  7 13 10 1 5 8   15   2         9
        11 6 4 14 13   10 12 15   7  
8     12     6 7     11 15   14   13
4 3 9   14       10     13 12 5   11
  15 14 7 6   9 10   12       3   16
  10   5 13 14   15 2     9     6  
  2     8     3 6   13 14 9   16  
13   7       12   1 6   2 16 4 10  
3   8 11 2     5       4   1 13 10
11   6   15 4     14 5     8     7
  14   3 4 1   9 16 8 12 10        
15         12   11   1 9 7 10 2 4  
  4 5 16       13   10     3 11    
5 11       16 14 2   13           6
Showing puzzle number: 2788
Puzzletype: Symmetrical Sudoku
Startnumbers: 132
Difficulty: Harder (0)
Solution methods: SiSo SC DC XW
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