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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.

3962343 puzzles downloaded.

9     10   3 2   11   4 15   7   8
        10       5   12 6     16  
    15     8         2 10        
1 5   11 15       8 7 9       13  
  9 5 8       6     15 16 13   2  
  12     14         3       8   1
11 13 6         16     14          
    16     9 5     12   2   6    
    8   11   7     14 13     2    
          4     15         1 6 10
10   7       12         3     5  
  4   16 1 2     10       8 13 7  
  3       10 13 15       4 2   8 14
        7 5         6     16    
  2     6 11   4       13        
5   9   2 16   14   15 8   11     6
Showing puzzle number: 3015
Puzzletype: Symmetrical Sudoku
Startnumbers: 100
Difficulty: Hard (0)
Solution methods: SiSo SC SB DC
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