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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.

162373 puzzles downloaded.

                  3         15  
                12 11   4   9 6  
  1   4         8              
            10 3         8      
  4       5 13 11     9          
7     5   9     6         10 13  
  13   2 1                   7  
6   1 8                   14    
    14                   16 4   12
  6                   2 3   9  
  12 10         8     7   13     11
          14     4 9 16       1  
      14         11 7            
              13         12   4  
  11 8   14   1 4                
  2         11                  
Showing puzzle number: 199
Puzzletype: Symmetrical Sudoku
Startnumbers: 64
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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