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Sudoku puzzles (Su Doku)

My database includes 2967 puzzles for the moment and I'm constantly generating more.

Rules: Fill in the grid so that every row and every column contains the digits 1 through 16. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

404194 puzzles downloaded.

4   7 3   9 16   1 2   8     12 6
8 7   10 6       16   2 3   4    
  14     9 11 7 10           15 3 4
  15 8 7 5 12   4 6   1         13
11     12   14   13   7 3       16  
6   9 2 7   14 16   12       13 11 15
13   15   3   10   12 1     11 7    
1         16       11   12 13 10    
    4 6 13   1       11         3
    6 13     12 15   10   14   16   9
12 13 10       4   7 9   2 16 1   14
  8       10 9   3   7   4     16
10         15   6 11   8 7 1 2 9  
9 10 14           4 3 12 15     13  
    1   16 7   5       10 3   15 2
7 6     10   3 2   4 15   8 9   5
Showing puzzle number: 2652
Puzzletype: Symmetrical Sudoku
Startnumbers: 132
Difficulty: Very easy (0)
Solution methods: SiSo SC
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