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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.

404194 puzzles downloaded.

4 13 11 16 14 15       5 10         8
7 6         15 10 14     16     8  
          6 1   8 14 2 12 3 7 11  
  2 10   12 8 14   9         11   5
8   7     9       12 15   1 6    
    6 8 2 4   9           1 16 14
13   3       9 11   10   6 2     4
  1 13 5         15 16 7 11 8   9 3
10 8   9 13 11 4 3         6 16 5  
15     12 1   10   16 13       9   11
2 10 15           12   16 1 14 4    
    12 14   5 16       11     2   13
14   4         1   11 9 2   8 15  
  14 9 7 5 1 8 15   2 6          
  3     11     12 2 15         14 9
16         7 2       1 5 11 3 12 10
Showing puzzle number: 2700
Puzzletype: Symmetrical Sudoku
Startnumbers: 132
Difficulty: Harder (0)
Solution methods: SiSo SC DC XW
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