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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.

4621712 puzzles downloaded.

16       12 1 7   6   5         9
    12         3       2     1 7
1     3 16             12 11 13 2  
8 6   9     2   1 10 16 3     14  
15   6     16 3     11   14   7    
9           8 12                
  4 13 10                   9 12  
  7 16       10 4 9 3         8  
  10         6 11 4 12       3 7  
  15 2                   9 5 4  
                15 14           1
    3   8   15     2 11     6   10
  2     11 10 1 8   6     12   9 16
  11 8 12 6             15 10     3
7 9     13       14         2    
6         2   5   8 10 11       14
Showing puzzle number: 13184
Puzzletype: Symmetrical Sudoku
Startnumbers: 100
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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