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Sudoku puzzles (Su Doku)

My database includes 936 puzzles for the moment and I'm constantly generating more.

Rules: Fill in the grid so that every row, every column, and every box contains the digits 1 through 9. The grey boxes is even numbers and the white boxes is odd. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

185052 puzzles downloaded.

4       2 9      
                 
              9  
              5  
8               3
  5              
  6              
                 
      1 6       4
Showing puzzle number: 381
Puzzletype: Symmetrical Sudoku
Startnumbers: 12
Difficulty: Very hard (0)
Solution methods: SiSo SC SB FI
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