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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.

7604347 puzzles downloaded.

2 9       6 11           10      
  5   8 13       15     11       1
  1           9 12     16   6    
6 3         1   10 14 5         16
8     9   4   5 7 12 2       1  
7   14             3 8 5 11   10  
    4       3     13         5  
    1     14   13   9 16     15 12  
  16 2     15 10   4   12     9    
  11         5     16       10    
  7   6 4 2 8             14   11
  12       16 13 11 5   6   3     2
16         11 15 3   1         6 9
    10   16     2 8           14  
13       7     1       9 5   4  
      11           2 14       8 13
Showing puzzle number: 2417
Puzzletype: Symmetrical Sudoku
Startnumbers: 98
Difficulty: Hard (0)
Solution methods: SiSo SC SB DC
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