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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.

955063 puzzles downloaded.

9     2 3 10                 7
  6     14 8 7 11     3       10
11   10   7       13         4  
14 7     15     13     5   3 11 12
    1   13     15 5     9 8    
  5   3           12   13 7    
12     5   15   4   6     10    
  11 3     12 9   14 1     5 15  
    14     7   5   11   1     6
    15 14   6           4   10  
    8 11     2 7     14   12    
7 1 2   6     3     8     9 13
  14         11       10   9   15
4       5     10 2 14 1     7  
8                 13 12 3     2
Showing puzzle number: 5891
Puzzletype: Symmetrical Sudoku
Startnumbers: 92
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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