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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.

135606662 puzzles downloaded.

                 
  8   5 6 1   9  
5   1     3 8   6
  1 5 9       6  
  4     3     5  
  9       8 4 1  
1   6 4     5   7
  5   6 8 7   3  
                 
Showing puzzle number: 4989143
Puzzletype: Symmetrical Sudoku
Startnumbers: 31
Difficulty: Very easy (0)
Solution methods: SiSo SC
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