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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.

664295 puzzles downloaded.

14 8     6 9     5     11   3 4
  5         11 13     10        
11   13                 14     5
  1 5 11   10 6 8     7        
    15   13               11 12  
  6       11 7   15   5 13 14    
8   9     12   1   6     3   11
      12       9       15      
6   2     15   5   13     8   7
    14 3 8   4   10 9       1  
  13 1               6   15    
        5     12 7 14   3 10 9  
15     6                 12   9
        2     4 12         11  
7 12   14     9     2 4     13 1
Showing puzzle number: 3348
Puzzletype: Symmetrical Sudoku
Startnumbers: 85
Difficulty: Hard (0)
Solution methods: SiSo SC SB DC
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