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Sudoku puzzles (Su Doku)

My database includes 323231 puzzles for the moment and I'm constantly generating more.

Rules: Fill in the grid so that every row, every column, and every 2x3 box contains the digits 1 through 6. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

3947196 puzzles downloaded.

        6 4
    1     3
  1   3    
    4   2  
5     4    
1 4        
Showing puzzle number: 138442
Puzzletype: Symmetrical Sudoku
Startnumbers: 12
Difficulty: Super hard (6)
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