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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.

5331825 puzzles downloaded.

12   9     4 13   5 14   3     11  
3     6 7           1 16 2      
  7         11     9   15 1 13    
  15 4   2 1     10   8   16 9 7  
    12   15           3 9 10 14 6  
      7 9 11 14   6 15            
                1 16       4   9
5   15     6       10 13   12 7 1 11
1 5 14 15   2 6       12     10   13
11   6       15 14                
            7 11   2 5 14 6      
  13 8 16 1 9           4   11    
  3 1 14   8   4     16 6   12 5  
    2 4 6   12     5         16  
      8 13 16           1 3     6
  6     11   1 5   13 2     8   15
Showing puzzle number: 17080
Puzzletype: Symmetrical Sudoku
Startnumbers: 110
Difficulty: Super easy (0)
Solution methods: SiSo
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