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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.

152785 puzzles downloaded.

    4   6     2                
16       9   12     10     5     13
  14   12 1     7                
          10 4                  
1 10               14   5        
3   7 5   13   1 8     10        
              14     1 15        
12       2         16         7  
  7         5         11       6
        14 1     2              
        8     16 3   15   13 11   14
        13   2               9 4
                  15 9          
                1     8 6   10  
10     15     9     13   3       16
                5     12   4    
Showing puzzle number: 120
Puzzletype: Symmetrical Sudoku
Startnumbers: 66
Difficulty: Harder (0)
Solution methods: SiSo SC SB DC XW
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