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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.

332497 puzzles downloaded.

    7   6 1 16             10 14 15
6   3       13   10 8 14 5        
    1 13   5 2 3   12   10 14     6
4   12 1     15 13     9       16 5
7 5       9 12   6   8   15 1    
11   14 6   8 4   7     13 12 15 10  
13     3 8   9 2 12 15 1   11 7 5  
  11 2     13           7   5 3  
  2 16   4           12     8 15  
  12 9 8   16 11 6 3 1   14 4     7
  16 6 15 12     11   14 2   10 13   8
    8 5   15   1   11 6       2 3
5 6       3     16 13     7 12   4
14     12 7   10   2 16 5   8 11    
        9 10 8 16   2       4   14
10 8 13             9 15 12   6    
Showing puzzle number: 317
Puzzletype: Symmetrical Sudoku
Startnumbers: 132
Difficulty: Harder (0)
Solution methods: SiSo SC DC XW
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