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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.

681092 puzzles downloaded.

                 
6   9            
8 4     9 1      
5 6     4       1
      7   3      
2       1     4 6
      8 7     6 3
            1   8
                 
Showing puzzle number: 4173
Puzzletype: Symmetrical Sudoku
Startnumbers: 22
Difficulty: Very easy (0)
Solution methods: SiSo SC
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