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Sudoku puzzles (Su Doku)

My database includes 12449 puzzles for the moment and I'm constantly generating more.

Rules: Fill in the grid so that every row, every column, and every 3x5 box contains the digits 1 through 15. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

953334 puzzles downloaded.

  5   13 14 7   1     9 8      
  8   6         12   2   4   11
      10 4     8 3   7        
  12 1       14   7       11   5
    10   3   8 6 9   15 14   4  
    14     11   5       7      
  4 12 8 6         2   11 9    
13                           7
    5 3   10         4 15 12 8  
      9       2   1     15    
  11   12 5   4 9 13   3   1    
10   6       7   15       8 5  
        8   9 10     11 13      
3   2   13   5         4   9  
      15 12     7   11 10 5   2  
Showing puzzle number: 3167
Puzzletype: Symmetrical Sudoku
Startnumbers: 88
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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