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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.

135852 puzzles downloaded.

                1 4 14          
12       9     4   3 10       5  
    4 6           11   5   12   10
                        9      
      4       14     6     10 15 16
        3   2   4              
  1             14 10 9          
                  13     11      
      8     5                  
          1 13 11             6  
              8   15   11        
10 3 13     6     8       15      
      3                        
6   10   7   4           8 15    
  7       13 12   15     1       6
          14 9 3                
Showing puzzle number: 143
Puzzletype: Symmetrical Sudoku
Startnumbers: 62
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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