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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.

170420 puzzles downloaded.

            10   11       1     3
    13 11           8   2 6   5  
        8 11                    
8                   12         11
    2   16 10         3       15  
    15     3     12             5
  10           14   11       6   12
              11   9   4       2
4       9   8   2              
16   5       4   1           11  
9             5     8     15    
  12       2         7 13   3    
15         8                   6
                    5 6        
  4   12 11   6           2 5    
7     13       9   12            
Showing puzzle number: 26
Puzzletype: Symmetrical Sudoku
Startnumbers: 66
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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