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Sudoku puzzles (Su Doku)

My database includes 300320 puzzles for the moment and I'm constantly generating more.

Rules: Fill in the grid so that every row, every column, and every 2x4 box contains the digits 1 through 8. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

694823 puzzles downloaded.

        8 2    
8 6     3      
2              
7   3   4   2  
  2   4   3   7
              8
      8     5 6
    4 1        
Showing puzzle number: 209646
Puzzletype: Symmetrical Sudoku
Startnumbers: 20
Difficulty: Very easy (0)
Solution methods: SiSo SC
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