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Sudoku puzzles 4x4 (Su Doku)

My database includes 34183 puzzles for the moment and I'm constantly generating more.

Rules: Fill in the grid so that every row, every column, and every 4x4 box contains the digits 1 through 16. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

7646280 puzzles downloaded.

    16 10 15 13     9   8       3  
5 15 14 6   1     13 12     11     2
  11     5 7 4     3         13  
  13       14 11     1 7 10       15
4     8         3 15 1       6  
  3 13     4 1     11 12 16     15  
9   1   2   12         13        
15 6   12 10     5           13   9
8   6           16     15 4   1 12
        1         14   8   7   11
  12     11 9 8     7 4     3 2  
  4       15 6 13         10     14
11       4 10 16     6 13       5  
  2         5     16 14 7     11  
1     14     7 8     11   13 12 9 6
  8       6   11     9 3 16 4    
Showing puzzle number: 11255
Puzzletype: Symmetrical Sudoku
Startnumbers: 110
Difficulty: Super easy (0)
Solution methods: SiSo
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