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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.

5170863 puzzles downloaded.

9   1 6 14   15   12 11           7
    16   6   8 2     4       1  
2 10           5     3 16   15 9 6
15   8       3 9               5
  6           10   3 11   1 16 12  
  8   2       1 4   6     11   15
        7               2   13 8
10 1     11 2   6             7  
  14             5   1 7     8 10
7 3   12               6        
13   4     5   7 9       3   14  
  5 15 1   9 2   14           6  
5               11 16       8   4
11 15 13   8 3     7           2 9
  2       4     10 5   15   7    
1           7 15   8   4 12 10   16
Showing puzzle number: 5358
Puzzletype: Symmetrical Sudoku
Startnumbers: 102
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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