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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.

853225 puzzles downloaded.

          7   4
  4         6 1
  6     3      
  3 2   7      
      3   4 1  
      8     5  
4 5         8  
2   6          
Showing puzzle number: 19876
Puzzletype: Symmetrical Sudoku
Startnumbers: 20
Difficulty: Very easy (0)
Solution methods: SiSo SC
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