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Sudoku puzzles diagonals (Su Doku)

My database includes 60550 puzzles for the moment and I'm constantly generating more.

Rules: Fill in the grid so that every row, every column, and every 3x3 box contains the digits 1 through 9. The diagonals must also contain 1 through 9. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

613456 puzzles downloaded.

      8       4 2
    8       7    
      2   1 5    
    7     8 4 6 3
  4           7  
6 3 5 7     8    
    4 9   6      
    9       2    
3 7       2      
Showing puzzle number: 31313
Puzzletype: Symmetrical Sudoku
Startnumbers: 28
Difficulty: Very easy (0)
Solution methods: SiSo SC
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