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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.

7489089 puzzles downloaded.

      3 14     8         5   1 10
    13 6     4 3 14     10 15 8    
16       10         8       3   11
15 8 10         12 4     3   13 7  
12 3       10 7     15 5   14 9   6
          6     3   2 4   5 8  
    6     11 3     14   16   15   2
13 2 15       5       12   4   11  
  16   12   1       11       4 5 9
11   8   3   12     5 6     14    
  14 2   5 7   9     4          
5   7 4   2 8     9 3       16 12
  11 9   8     2 5         10 3 15
2   12       11         15       5
    5 10 4     15 12 2     7 16    
8 15   16         7     13 11      
Showing puzzle number: 1022
Puzzletype: Symmetrical Sudoku
Startnumbers: 112
Difficulty: Very easy (0)
Solution methods: SiSo SC
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