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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.

7488022 puzzles downloaded.

  5   1 2   8   9 11 15         12
8 10         7   13     6     1  
        15     1     10     9 4  
2       16 5           1 13 11 15  
  11   12   4 10 13       5 2      
  7                 6 15     3 14
9 4   2     15   3   11 14   10    
3       8   6             1   9
12   8             10   4       11
    11   13 8   2   15     6   10 3
13 15     1 11                 7  
      9 10       14 16 7   15   5  
  16 5 7 12           4 13       2
  9 1     7     15     3        
  2     6     8   7         9 10
14         15 16 3   6   10 7   13  
Showing puzzle number: 10905
Puzzletype: Symmetrical Sudoku
Startnumbers: 102
Difficulty: Very easy (0)
Solution methods: SiSo SC
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