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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.

1679599 puzzles downloaded.

  9 5 7     6 13 8   4 3     12  
  3   1     15   6     12     13  
  15     12       10 1 7 13 16     8
8       16 3               2 9  
  16   13 8   11         2        
  14 12       2 15 13 10       8 5  
      10             5     12 15 2
5   8 3   9         1          
          15         10   4 3   12
9 7 2     13             15      
  10 4       7 1 5 6       9 2  
        10         12   14 8   1  
  5 15               2 10       3
4     6 11 12 13 14       5     7  
  13     15     7   4     12   8  
  1     3 10   2 15 8     9 16 6  
Showing puzzle number: 9670
Puzzletype: Symmetrical Sudoku
Startnumbers: 102
Difficulty: Hard (0)
Solution methods: SiSo SC SB DC
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