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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.

5675845 puzzles downloaded.

    12       15 13         8   2  
  1       6           2 4   14  
7 16   10 5 8     13   12     3 6  
8     9 12 10       16       11    
2 8   1   13   7       15 5      
9   15 6     2 4 1 12            
5 4 14                 7 10      
  7   16 3   8   14 4 13          
          16 3 5   11   1 15   13  
      5 13                 4 11 16
            10 15 2 3     6 14   7
      3 1       16   14   12   9 10
    3       14       11 8 16     6
  12 7     3   6     16 4 11   10 1
  9   14 11           10       5  
  11   8         5 6       12    
Showing puzzle number: 717
Puzzletype: Symmetrical Sudoku
Startnumbers: 102
Difficulty: Very easy (0)
Solution methods: SiSo SC
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