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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.

737871 puzzles downloaded.

    1       7 6
      2 1     5
  8     4 5    
      3     6  
  4     6      
    8 7     3  
5     1 7      
7 2       4    
Showing puzzle number: 266960
Puzzletype: Symmetrical Sudoku
Startnumbers: 22
Difficulty: Very easy (0)
Solution methods: SiSo SC
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