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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.

798519 puzzles downloaded.

    2     14     13       9    
    11 6   9   2 15 8 5   14 7  
14         10 1 3     2       8
3       4 5 13     11   1     2
15       11 2   12           9 6
  6     7   8   14 1   15 10    
            3 14         11 1 12
      2               10      
9 1 12         10 8            
    13 5   6 11   10   15     12  
6 12           8   5 10       7
8     14   15     1 12 4       11
7       12     11 9 10         4
  11 9   5 1 15 6   14   2 7    
    14       2     4     8    
Showing puzzle number: 2911
Puzzletype: Symmetrical Sudoku
Startnumbers: 90
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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