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Sudoku puzzles 4x4 (Su Doku)

My database includes 34183 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. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

7646280 puzzles downloaded.

  2   15 3     12 14   16     8    
    1 4 13   9 16 7   5 10     15 6
13     6     8   9         12 16  
    3 16     6 1       11   14    
15 10       9   2   8       16   3
1   8   7         14 11 15     12  
      7     3           13      
  13 16   11   15       3   6     2
11     13   14       4   6   1 9  
      5           3     8      
  4     9 15 1         13   6   16
16   14       2   8   15       4 7
    9   1       10 16     12 2    
  11 13         9   2     15     8
5 6     2 13   15 3 11   9 16 10    
    4     3   5 13     8 9   1  
Showing puzzle number: 19793
Puzzletype: Symmetrical Sudoku
Startnumbers: 106
Difficulty: Hard (0)
Solution methods: SiSo SC SB DC
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