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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.

600380 puzzles downloaded.

    5 15     14       3   12   10
2       6 12   13 15 1 8     7  
8           7   10       13 1 15
    15 6 13   5 11       2 1 8 9
  8     3 14 10       7 5     6
14   1 11           13   15   3  
            3   11     6   10  
      9   6 12   5 7   13      
  14   3     13   9            
  2   1   13           10 9   4
5     13 4       8 12 11     14  
9 15 12 14       4 6   2 7 8    
11 12 13       6   3           7
  6     15 11 9 2   5 10       3
3   2   9       7     14 6    
Showing puzzle number: 1099
Puzzletype: Symmetrical Sudoku
Startnumbers: 98
Difficulty: Super easy (0)
Solution methods: SiSo
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