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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.

7578726 puzzles downloaded.

13   6         4         14 8   15
    2       13 11 15     16        
11   4 1           13 10 14   9    
15 9     10       8   1   16   12 13
                  4 16 1     14  
12   10 16 14 13     3           6  
8   14 4     16   11   15         5
9 1         11   7   12 5 3      
      3 2 4   14   12         13 16
6         3   16   1     15 12   7
  4           9     14 10 8 5   11
  8     12 11 10                  
2 15   6   9   13       12     5 14
    5   6 16 2           13 1   10
        8     7 13 15       11    
14   8 10         1         4   6
Showing puzzle number: 5886
Puzzletype: Symmetrical Sudoku
Startnumbers: 102
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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