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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.

11 13   16   2   1 6     3   7 12  
    2 8   7       4 5 11   10 1  
      13 1 11   5     4       7 8
      15 16 5 4     7     12 14 9 3
  6 15       13   3   16 5 10 2   14
12   16 7 13   1 10       6   4    
7     4 10   6   8     14 3 15    
10               7 5 13 16 2 12 15 4
14 16 6 10 8 13 7 4               2
    14 2 6     11   8   9 5     10
    3   9       11 1   13 6 5   16
1   5 3 11 6   16   10       9 13  
3 2 1 11     8     9 7 15 16      
9 15       4     16   3 1 13      
  10 12   15 3 5       11   7 13    
  14 10   3     15 12   8   1   11 7
Showing puzzle number: 986
Puzzletype: Symmetrical Sudoku
Startnumbers: 134
Difficulty: Harder (0)
Solution methods: SiSo SC DC XW
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