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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.

  12 15 16           11 5     7 6  
      4           16     9   5 8
            5 6 2   10          
  6     2 10   15     8     12 3  
15   14 3           1 6 13 7      
10 13           9     2 5   4    
      1   11   12 3     9        
2 9 8   3 7 14 16         5 1   11
11   16 2         5 12 3 10   9 7 14
        14     2 8   13   11      
    13   12 5     7           10 4
      7 16 6 11           12 13   5
  8 1     9     13   7 2     4  
          16   8 6 10            
9 7   11     2           10      
  14 5     13 6           1 16 15  
Showing puzzle number: 19406
Puzzletype: Symmetrical Sudoku
Startnumbers: 102
Difficulty: Very easy (0)
Solution methods: SiSo SC
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