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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.

193130 puzzles downloaded.

      11           16           10
7             9       2        
              10 8   11          
  10 9 12     8         7        
  13   3             14         15
          5   3     13   8   4  
15 12         11     2     14      
        15 4             13     16
11     14             7 10        
      9     3     12         6 5
  5   8   2     15   1          
3         6             1   8  
        10         8     7 16 13  
          3   13 2              
        12       5             4
9           2           11      
Showing puzzle number: 98
Puzzletype: Symmetrical Sudoku
Startnumbers: 64
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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