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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.

805708 puzzles downloaded.

  6   7 4      
          8 3  
  4 5   1      
1             5
6             7
      3   4 5  
  2 3          
      4 8   1  
Showing puzzle number: 108881
Puzzletype: Symmetrical Sudoku
Startnumbers: 20
Difficulty: Super easy (0)
Solution methods: SiSo
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