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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.

220627 puzzles downloaded.

5     9   2     16   6          
      2   5   3   14            
            13                 7
3   16         11   9            
1           7 5           16    
        6           1 5        
16   3             4     5      
  11 12         1   16 10   7 6    
    5 13   1 14   8         4 10  
      16     6             7   14
        15 4           10        
    4           1 6           15
            15   6         5   10
9                 7            
            9   10   12   8      
          16   8     9   11     12
Showing puzzle number: 106
Puzzletype: Symmetrical Sudoku
Startnumbers: 66
Difficulty: Very easy (0)
Solution methods: SiSo SC
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