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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.

152685 puzzles downloaded.

7               13           12 14
        10 9     11     6     4 2
          13 6 7 12              
9 4 10                     8    
        14                 13   1
        15     5 14 13            
13       6                 3   7
                16   3 1     10  
  7     2 5   1                
10   12                 7       13
            10 14 1     8        
11   15                 3        
    7                     11 8 3
              11 3 1 12          
14 11     13     4     7 2        
6 16           12               4
Showing puzzle number: 187
Puzzletype: Symmetrical Sudoku
Startnumbers: 66
Difficulty: Very easy (0)
Solution methods: SiSo SC
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