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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.

166473 puzzles downloaded.

  9     2             7   11   10
    16         8                
      13     4   14       8      
5 10   8   12   7         2      
          9         12   10      
        12   16     13   9     5  
  11       4       3           13
  3   7                   1    
    1                   5   13  
14           8       5       11  
  12     15   13     16   11        
      3   5         7          
      14         6   9   3   10 12
      10       3   7     14      
                10         15    
9   15   6             14     8  
Showing puzzle number: 42
Puzzletype: Symmetrical Sudoku
Startnumbers: 64
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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