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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.

757532 puzzles downloaded.

  1     13   7     11 2 3   12 10
  15 4 7   2             11 5  
      11   9   13 12   7   4 14  
  3 8 4   13 15         9      
  14   2 6   5       4        
15 13       4 10   14   8       1
          3 1 14 9   15   13 8  
11                           2
  4 12   14   13 2 11 5          
2       11   14   13 3       1 4
        9       5   14 13   10  
      13         6 8   11 2 15  
  7 14   15   11 10   1   12      
  11 3             13   7 6 2  
12 9   5 2 7     3   1     11  
Showing puzzle number: 4141
Puzzletype: Symmetrical Sudoku
Startnumbers: 94
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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