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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.

4693001 puzzles downloaded.

    9 8     11 14 5         4    
4       10         12   8     9  
3 14 15               10   7     8
5 10     9 1       4 15 6        
10       5 11         2       6 9
  4 14   3     12           11   7
    5   6       1 11 13     15 2 3
11 2 3 13 4   1   6   12   14      
      7   10   15   9   5 8 14 3 1
8 1 10     6 12 11       13   9    
13   4           2     15   7 16  
14 9       3         11 10       4
        8 7 14       5 1     10 16
16     10   9               3 7 13
  5     12   6         3       11
    13         10 7 6     9 5    
Showing puzzle number: 21844
Puzzletype: Symmetrical Sudoku
Startnumbers: 106
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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