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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.

811944 puzzles downloaded.

      3     8 4
    4       2 1
      2   3   7
3             2
4             5
2   1   8      
1 2       6    
7 8     5      
Showing puzzle number: 118176
Puzzletype: Symmetrical Sudoku
Startnumbers: 22
Difficulty: Super easy (0)
Solution methods: SiSo
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