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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.

7611187 puzzles downloaded.

11 9 7   1     3   13 10 6 2      
  1           13 12 7     16 10    
  8         9   15 3     13      
  5 10             2 9         11
16 13   8 15       10     5        
            16       14     8    
10                 16 12 1   3 5 15
7 4 15   10     5 9 8   3 12     16
14     10 16   7 2 4     12   9 15 6
12 6 2   11 15 14                 4
    4     12       15            
        5     6       9 14   8 1
8         13 3             6 4  
      15     1 9   12         2  
    16 4     8 15 1           10  
      12 4 16 11   6     2   5 3 13
Showing puzzle number: 22252
Puzzletype: Symmetrical Sudoku
Startnumbers: 102
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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