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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.

222411 puzzles downloaded.

6           14       16 4   10    
                  7           11
        3                      
        10 13 2       8   7     5
15           8 7       10 5      
  16     11                     15
          16           5 11   3  
  9 3 8   14     1         2    
    15         10     7   9 14 6  
  14   1 16           5          
12                     13     11  
      13 12       4 9           1
7     3   5       11 2 12        
                      6        
14           13                  
    6   8 4       10           2
Showing puzzle number: 136
Puzzletype: Symmetrical Sudoku
Startnumbers: 64
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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