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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.

939593 puzzles downloaded.

12 13 8 4 3               5 15  
        5       6 8     14    
15 14   2   13 10   7   4       8
11 3 7     1 12     2       9  
    2 15 4           1 13 8 3  
              15     12       11
6 5 13       11       15   10    
    12     6 13   4 9     3    
    1   2       15       12 13 7
7       14     4              
  15 5 8 1           10 7 9    
  4       10     8 1     15 14 3
5       10   6   3 13   1   2 9
    6     4 2       3        
  2 4               11 6 7 10 14
Showing puzzle number: 2354
Puzzletype: Symmetrical Sudoku
Startnumbers: 90
Difficulty: Very easy (0)
Solution methods: SiSo SC
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