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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.

199153 puzzles downloaded.

    6     5   4     15          
            15   1              
  7 3             4     6 10 1  
  15   13     8 3     5 10       12
                               
  2                 13 12        
      8       13           12    
3 6     10   2 11       5        
        14       13 1   4     10 9
    1           6       4      
        8 2                 11  
                               
4       11 16     5 13     2   7  
  3 16 11     6             9 12  
              8   9            
          7     11   10     13    
Showing puzzle number: 107
Puzzletype: Symmetrical Sudoku
Startnumbers: 62
Difficulty: Hard (0)
Solution methods: SiSo SC SB DC
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