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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.

7559883 puzzles downloaded.

1       13 11 9 14 5              
    11 12 15   4   1 8   13       3
14 7 16     8   1 4         9   12
  13   5       12   2         1 4
      2 9         14   4   6   11
4 3 13       7     9     10 16   5
    12   10     6     3     1 13 7
  14 5   3 13 11     1         12  
  2         1     16 9 7   13 15  
3 9 10     16     11     1   14    
6   8 15     2     13       7 3 1
13   7   11   6         8 16      
2 6         3   15       8   9  
5   3         13 8   14     11 7 2
8       12   16 10   7   3 6 15    
              11 6 12 1 9       13
Showing puzzle number: 24054
Puzzletype: Symmetrical Sudoku
Startnumbers: 112
Difficulty: Super easy (0)
Solution methods: SiSo
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