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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.

  15 2     6     14       3     1
    14     9       10         13  
  13               5         10  
3                         8    
        3               6      
  2     6   10   13 4   3        
            13       12 14 16      
        14         7            
            6         7        
      14 1 12       9            
        15   16 7   12   4     11  
      13               16        
    10                         2
  14         4               7  
  16         7       4     9    
6     11       13     10     12 5  
Showing puzzle number: 14
Puzzletype: Symmetrical Sudoku
Startnumbers: 58
Difficulty: Hard (0)
Solution methods: SiSo SC SB DC
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