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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.

161535 puzzles downloaded.

              14 11 4     12     1
11                           13  
  12 3 1         14     10     16  
4           8       9       5  
12 15             10   16       7  
  10                 13 8   6    
6         10               5    
    13         5       15        
        11       2         13    
    8               14         7
    12   9 2                 4  
  9       16   1             12 3
  5       12       1           13
  4     3     9         5 7 10  
  13                           2
3     6     15 7 12              
Showing puzzle number: 160
Puzzletype: Symmetrical Sudoku
Startnumbers: 64
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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