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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.

319149 puzzles downloaded.

1     6     5  
  5            
  8 7         6
      5     4 8
3 7     4      
4         6 1  
            6  
  6     8     7
Showing puzzle number: 288
Puzzletype: Symmetrical Sudoku
Startnumbers: 20
Difficulty: Very hard (0)
Solution methods: SiSo SC SB DC NS
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