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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.

313673 puzzles downloaded.

11     7   6   4 5 9   3 13   12  
3   13 15   11     4 6   10 12   2  
10 14       7     8 16 9     4    
9 6 12   11     16         15 13   10
5   15 13       9 1 14 3   4 11 7  
  1   10     12     2            
7 5   6   10   8     4   11 3 15  
13       5 4 15 10 6   7       11 14
6 16       1   2 10 3 13 11       9
  13 7 16   3     14   6   2   4 15
            14     8     3   13  
  11 3 9   15 4 13 7       5 2   8
2   4 8         15     7   9 1 6
    9     16 10 1     8       14 7
  15   14 6   9 3     16   8 5   12
  12   4 14   11 5 3   10   9     16
Showing puzzle number: 820
Puzzletype: Symmetrical Sudoku
Startnumbers: 130
Difficulty: Very easy (0)
Solution methods: SiSo SC
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