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Sudoku puzzles diagonals (Su Doku)

My database includes 5816 puzzles for the moment and I'm constantly generating more.

Rules: Fill in the grid so that every row, every column, and every 4x4 box contains the digits 1 through 16. The diagonals must also contain 1 through 16. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

1130601 puzzles downloaded.

  10 8                   14   16 11
      5 1   8     15       12   2
  2       14 6 11     10 3 15      
12         2 5   11           10  
    1   6     7             9  
2     7 13     5     3 10 11      
  3 4                   13      
6   11   14 8   3 1 9 2     10    
    10     5 7 2 9   8 15   16   6
      8                   15 13  
      3 15 13     4     2 10     8
  1             16     7   14    
  6           10   8 7         16
      13 16 15     6 5 9       14  
3   5       14     10   16 6      
8 9   16                   11 7  
Showing puzzle number: 763
Puzzletype: Symmetrical Sudoku
Startnumbers: 92
Difficulty: Hard (0)
Solution methods: SiSo SC SB DC
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