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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.

950945 puzzles downloaded.

        7 11 10 2     3 14 12      
14   8     3         2   7     15
      2         6 7     1 3    
    6 10 9 13     15 1   12        
  6         2       10 4     14  
        13     9         11 10 15  
      11 6     14     7     9 12  
          7 3 15   11   5       1
1       4   14   2 16 13          
  15 4     1     12     11 13      
  14 9 12         4     1        
  13     12 16       9         11  
        3   1 6     14 9 5 8    
    10 3     11 13         14      
2     6   9         8     11   10
      4 16 10     13 12 11 2        
Showing puzzle number: 1822
Puzzletype: Symmetrical Sudoku
Startnumbers: 94
Difficulty: Very easy (0)
Solution methods: SiSo SC
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