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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.

3 10   7         9       11   2 8
  3   5 13 1 16 4 15 11 8 2   10    
5 2   3 12 16       9   15       11
  5   10       2 12 8     1 6   14
15 1     14   8 11     16 6 3 7    
      12 4 8   15 3 6 1 7     9  
        5   6   1 2 11   7      
6     15   10   13 5 4 14       7 3
12 13       15 10 16 8   6   14     5
      13   11 7 3   12   4        
  16     15 6 4 5 2   9 13 10      
    4 11 3 9     14 10   16     8 6
9   16 2     3 1 7       12   14  
8       10   11       5 14 13   4 12
    14   8 7 13 9 16 3 10 5 2   11  
2 6   4       8         15   10 1
Showing puzzle number: 2728
Puzzletype: Symmetrical Sudoku
Startnumbers: 134
Difficulty: Harder (0)
Solution methods: SiSo SC DC XW
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