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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.

885980 puzzles downloaded.

  12             11 15     3 4  
        10   3     5 13 1      
5         10 2 9 1     6 12 8  
9   10 11     14 1 6   15     7  
        13 7   3 5   6       9
6           4         2 14    
  9       4       12 11 7 8 14  
    11 10     6   3     9 4    
  14 1 12 2 8       7       5  
    13 8         9           14
12       14   8 4   13 5        
  7     1   12 2 15     13 9   8
  10 14 7     13 5 8 4         11
      15 6 9     7   12        
  1 5     3 11             10  
Showing puzzle number: 8024
Puzzletype: Symmetrical Sudoku
Startnumbers: 92
Difficulty: Super easy (0)
Solution methods: SiSo
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