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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.

282717 puzzles downloaded.

16 7   3 15 11     9       12   8  
  15   5     10 7   9 13 11       1
    7 13   4 2               9 12
    8   1 15       2 3 16   11 6  
13   6         2 1 4   15 11   3  
      9     3 8 16   11   14 10 13 7
7 4 13 6 16   15         1 3   5 8
15     4   8 7 16 14 6       1 12  
  12 16       13 4 3 14 6   7     5
9 1   11 10         15   14 16 2 7 13
8 10 14 15   3   1 6 12     5      
  6   7 12   5 11 15         9   16
  13 11   6 1 8       7 12   5    
2 5               16 12   13 6    
12       13 7 14   2 8     1   10  
  14   1       3     10 4 8   2 6
Showing puzzle number: 1901
Puzzletype: Symmetrical Sudoku
Startnumbers: 132
Difficulty: Very easy (0)
Solution methods: SiSo SC
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