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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.

16     14 7 11     13       10   9 1
    8 1   10   4 7   12 13     5 3
2 15 12 4     11         1        
9 10     5           11 7   6 16 2
6   5 13           3   11     12  
          3 2 12 9 7   10 6   4  
  14 13 2   7   8 15 10   16       4
7 11 6   2 8 15 3       12     13 9
10 7     8       1 16 2 9   11 6 12
8       3   10 6 14   5   4 16 7  
  1   9 6   14 7 3 15 10          
  6     12   13           5 9   15
15 9 2   10 5           6     3 7
        13         14     16 12 11 10
11 5     14 12   10 16   8   3 7    
4 3   5       9     1 14 13     11
Showing puzzle number: 2382
Puzzletype: Symmetrical Sudoku
Startnumbers: 128
Difficulty: Harder (0)
Solution methods: SiSo SC DC XW
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