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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.

6892357 puzzles downloaded.

4 9     13     16     10       8  
  6         12   13         2   16
11       8 7               12 4 1
12 8 10 2     6           14 7 5  
    1 12 11 3     10         14 15  
  10 3 16     15   2     6        
14         10 16   8   15 5        
2       5         12 14 16 11 1   10
8   4 3 6 5 11         13       2
        7 16   9   6 12         8
        4     3   10     13 6 9  
  7 9         8     3 2 15 5    
  14 7 4           9     2 13 6 11
9 16 15               2 14       7
5   12         7   15         1  
  2       6     4     11     12 15
Showing puzzle number: 19322
Puzzletype: Symmetrical Sudoku
Startnumbers: 104
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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