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Sudoku puzzles (Su Doku)

My database includes 6913752 puzzles for the moment and I'm constantly generating more.

Rules: Fill in the grid so that every row, every column, and every 3x3 box contains the digits 1 through 9. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

129774370 puzzles downloaded.

      9   3      
  8   5 4 1   7  
    3       4    
7 1   8       6 4
  3           1  
2 5       6   3 7
    7       5    
  4   6 7 8   9  
      4   2      
Showing puzzle number: 500504
Puzzletype: Symmetrical Sudoku
Startnumbers: 30
Difficulty: Very easy (0)
Solution methods: SiSo SC
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