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Sudoku puzzles (Su Doku)

My database includes 242 puzzles for the moment and I'm constantly generating more.

Rules: Fill in the grid so that every row, every column, and every box contains the digits 1 through 16. The grey boxes is even numbers and the white boxes is odd. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

188094 puzzles downloaded.

12           13 2   1 6   5      
      14       8 7              
      1     5       8          
              12             9  
6       16         4     1      
                  7     3      
  1 15 2 4   9     8            
7     10         12       14 15    
    2 11       13         15     9
            15     11   4 12 6 5  
      9     11                  
      13     16         14       3
  8             6              
          12       13     16      
              11 9       6      
      16   3 7   15 14           8
Showing puzzle number: 76
Puzzletype: Symmetrical Sudoku
Startnumbers: 62
Difficulty: Hard (0)
Solution methods: SiSo SC SB DC
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