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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.

368586 puzzles downloaded.

  15 3     14 9     12 2     10 8  
13     14 4   11 10   5     1   2 8
6   5   16 7     3         15 9 11
8 5       4     14 10     11      
1   10     15 5 16 2 4            
    13 8 14   6 4       15 10      
3 6 1   7     11   13 5 12 15 9 16  
12 14 2 15   8 16   10   13 11 7 5    
    11 12 10 5   8   3 15   2 14 6 13
  1 4 6 5 9 12   15     13   2 11 10
      2 15       12 11   3 9 6    
            10 14 16 6 12     3   2
      11     8 9     3       10 15
10 13 8         12     4 7   1   5
5 7   16     13   6 15   1 12     3
  3 6     11 1     9 14     16 7  
Showing puzzle number: 2423
Puzzletype: Symmetrical Sudoku
Startnumbers: 134
Difficulty: Hard (0)
Solution methods: SiSo SC DC
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