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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.

5       13 14           10 15 8 12
        12     6   3   5 9   1
1 11     2 7     5   4   13    
4 8 7 3   5           15      
2   10 5 11   15 13   7 3     14  
6           4           1 11  
  7 4 13       2 6     9      
9 15   2 3   7 11 10   12 13   5 4
      10     8 15       1 7 3  
  4 11           1           6
  3     7 15   12 4   9 2 10   11
      1           5   4 12 13 8
    13   10   2     1 8     12 15
3   8 9   12   5     1        
15 12 1 14           6 13       5
Showing puzzle number: 7723
Puzzletype: Symmetrical Sudoku
Startnumbers: 101
Difficulty: Super easy (0)
Solution methods: SiSo
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