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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.

497157 puzzles downloaded.

        7 9     6 2         4  
  4   14 10     5         16 3 1  
  11         14 1     3     12 8  
  15   5 4     16   7         13  
16     15       12 5       8 13    
          7 5 8         3 10    
    14 10 6 4 15 9   8 1          
8     1         13 12         9  
  2         6 4         7     16
          13 2   8 1 10 4 14 6    
    11 7         15 16 6          
    5 6       10 7       1     11
  7         4   14     11 10   12  
  6 3     16     12 5         14  
  10 8 12         1     3 9   16  
  14         1 13     8 10        
Showing puzzle number: 4784
Puzzletype: Symmetrical Sudoku
Startnumbers: 96
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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