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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.

      4   5 13           6 10  
    5 12 7       11 15 3   9 4  
      15   10 9   14     5      
  8 10 14     15   3 13          
      6 15 2         11 3   9  
  3     13       4         14  
1 11 3         6 15 4       12  
13         12       5         2
  4       3 1 13         7 15 14
  1         7       4     6  
  13   5 2         11 15 10      
          9 10   5     13 11 8  
      11     4   10 7   14      
  14 6   12 11 3       5 9 15    
  2 1           9 14   7      
Showing puzzle number: 7062
Puzzletype: Symmetrical Sudoku
Startnumbers: 86
Difficulty: Hard (0)
Solution methods: SiSo SC SB DC
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