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Sudoku puzzles irregular (Su Doku)

My database includes 2782 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 8. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

257670 puzzles downloaded.

2   1          
      3 7 1    
  4   5        
               
               
        1   5  
    3 6 5      
          8   2
Showing puzzle number: 85
Puzzletype: Symmetrical Sudoku
Startnumbers: 14
Difficulty: Very hard (0)
Solution methods: SiSo SC SB NS
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