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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.

7542805 puzzles downloaded.

  15 4                 14   3 10 2
  13 1 3       5 11 2       9 14  
11 7           14   15   16 8     13
      2 4 10   6     9   7   12  
  6 13       2   3 1   5 4   16  
12     15 5   1 3 13   6          
5   7       16     9   8   15    
4 10 2 9   13         16          
          16         7   12 6 15 14
    11   6   10     13       16   5
          1   11 8 16   3 9     7
  12   16 9   5 13   6       11 1  
  2   7   5     6   8 4 11      
6     11 10   4   5           8 15
  5 12       14 8 15       6 13 7  
14 8 3   7                 4 9  
Showing puzzle number: 22551
Puzzletype: Symmetrical Sudoku
Startnumbers: 110
Difficulty: Super easy (0)
Solution methods: SiSo
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