Sudoku puzzles (Su Doku)
My database includes 66 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 30. There is only 1 solution for each puzzle.
For more information check out Wikipedia.
128747 puzzles downloaded.
| 26 |
8 |
|
|
13 |
16 |
30 |
2 |
18 |
|
|
|
12 |
27 |
24 |
10 |
|
23 |
14 |
20 |
22 |
|
1 |
|
17 |
3 |
7 |
|
19 |
9 |
| 9 |
26 |
|
|
2 |
13 |
|
|
|
29 |
4 |
12 |
|
28 |
|
30 |
24 |
8 |
19 |
|
|
|
25 |
17 |
1 |
22 |
20 |
|
21 |
10 |
| |
18 |
|
|
|
|
12 |
28 |
30 |
13 |
24 |
|
7 |
23 |
|
|
6 |
|
22 |
|
26 |
10 |
|
14 |
|
15 |
4 |
2 |
27 |
11 |
| |
|
11 |
|
6 |
22 |
|
|
7 |
2 |
19 |
|
27 |
14 |
9 |
4 |
15 |
|
25 |
|
16 |
28 |
|
26 |
|
|
10 |
|
23 |
17 |
| |
11 |
30 |
19 |
|
1 |
|
8 |
|
9 |
2 |
3 |
15 |
13 |
21 |
12 |
|
28 |
24 |
|
|
29 |
|
25 |
16 |
10 |
6 |
18 |
|
23 |
| 22 |
|
29 |
26 |
|
|
|
1 |
13 |
|
14 |
|
|
|
|
25 |
12 |
10 |
|
|
20 |
|
|
24 |
6 |
16 |
2 |
3 |
|
21 |
| 2 |
7 |
|
22 |
|
23 |
|
|
|
14 |
6 |
15 |
24 |
1 |
|
|
20 |
|
|
10 |
9 |
26 |
|
|
|
4 |
|
28 |
17 |
|
| |
16 |
10 |
24 |
18 |
|
5 |
21 |
|
|
9 |
|
26 |
17 |
30 |
8 |
2 |
19 |
|
|
27 |
3 |
14 |
15 |
|
|
25 |
|
28 |
4 |
| 11 |
|
|
25 |
20 |
8 |
|
16 |
1 |
27 |
15 |
14 |
23 |
|
4 |
24 |
|
|
|
13 |
|
17 |
10 |
|
|
19 |
|
21 |
|
|
| |
|
|
17 |
15 |
27 |
10 |
5 |
25 |
11 |
|
28 |
|
|
|
14 |
23 |
26 |
|
3 |
13 |
|
|
21 |
2 |
29 |
8 |
1 |
|
18 |
| 13 |
27 |
16 |
|
29 |
10 |
3 |
|
4 |
1 |
21 |
7 |
|
|
|
2 |
|
|
20 |
|
|
9 |
|
23 |
|
18 |
28 |
|
11 |
|
| 23 |
|
26 |
|
25 |
|
1 |
18 |
|
7 |
22 |
|
13 |
|
28 |
|
|
6 |
|
29 |
8 |
15 |
11 |
3 |
19 |
14 |
|
20 |
4 |
|
| 30 |
|
5 |
|
27 |
|
6 |
26 |
19 |
|
|
17 |
18 |
22 |
10 |
|
28 |
|
16 |
24 |
21 |
11 |
2 |
8 |
|
|
|
29 |
|
3 |
| 5 |
17 |
21 |
28 |
|
|
|
19 |
|
3 |
|
30 |
2 |
|
|
27 |
|
20 |
6 |
7 |
24 |
14 |
22 |
|
18 |
|
1 |
16 |
15 |
29 |
| 8 |
13 |
28 |
15 |
21 |
19 |
|
27 |
16 |
25 |
29 |
|
14 |
|
3 |
|
9 |
1 |
18 |
17 |
7 |
|
|
4 |
|
11 |
22 |
|
|
24 |
| 16 |
|
|
7 |
26 |
|
4 |
|
|
21 |
13 |
2 |
10 |
12 |
|
17 |
|
9 |
|
27 |
3 |
19 |
24 |
|
5 |
30 |
11 |
22 |
14 |
6 |
| 14 |
5 |
25 |
12 |
|
29 |
|
17 |
21 |
24 |
20 |
1 |
11 |
|
15 |
|
|
30 |
2 |
|
19 |
|
26 |
|
|
|
3 |
4 |
18 |
13 |
| 3 |
|
23 |
|
|
|
19 |
9 |
2 |
5 |
18 |
8 |
|
24 |
|
11 |
29 |
22 |
1 |
|
|
4 |
17 |
20 |
|
26 |
|
27 |
|
7 |
| |
25 |
18 |
|
24 |
4 |
11 |
23 |
3 |
17 |
10 |
|
1 |
|
|
6 |
|
27 |
|
2 |
12 |
|
5 |
30 |
|
9 |
|
7 |
|
26 |
| |
1 |
|
18 |
11 |
|
29 |
|
5 |
|
|
19 |
|
|
25 |
|
|
|
17 |
28 |
4 |
24 |
|
9 |
21 |
7 |
|
12 |
6 |
15 |
| 6 |
|
14 |
10 |
17 |
2 |
24 |
|
|
8 |
3 |
|
21 |
19 |
29 |
|
|
|
30 |
|
25 |
23 |
18 |
12 |
20 |
5 |
27 |
|
|
|
| |
|
2 |
|
10 |
|
|
14 |
15 |
|
17 |
|
|
|
7 |
28 |
|
18 |
13 |
25 |
29 |
1 |
27 |
|
30 |
12 |
26 |
|
|
20 |
| 29 |
14 |
|
27 |
|
|
28 |
24 |
6 |
30 |
|
|
16 |
7 |
23 |
22 |
10 |
5 |
|
15 |
|
|
20 |
18 |
|
25 |
13 |
26 |
9 |
|
| |
24 |
13 |
|
3 |
|
|
|
8 |
28 |
30 |
|
|
18 |
|
|
7 |
16 |
10 |
14 |
15 |
|
|
|
9 |
|
12 |
|
1 |
2 |
| 24 |
|
4 |
30 |
7 |
17 |
8 |
|
|
10 |
|
|
25 |
26 |
18 |
|
|
|
|
11 |
|
13 |
23 |
|
|
|
14 |
5 |
|
22 |
| 15 |
|
6 |
23 |
14 |
12 |
17 |
|
20 |
|
|
26 |
9 |
|
2 |
1 |
3 |
11 |
4 |
8 |
18 |
|
28 |
|
29 |
|
21 |
13 |
25 |
|
| 28 |
3 |
|
4 |
|
|
21 |
|
14 |
20 |
|
22 |
|
15 |
27 |
29 |
30 |
7 |
|
16 |
5 |
18 |
|
|
25 |
17 |
|
23 |
|
|
| 19 |
28 |
8 |
13 |
9 |
|
14 |
|
10 |
15 |
|
27 |
|
4 |
|
|
1 |
24 |
|
22 |
17 |
6 |
3 |
2 |
|
|
|
|
16 |
|
| 21 |
12 |
|
20 |
30 |
7 |
22 |
15 |
|
|
|
16 |
17 |
25 |
8 |
|
4 |
|
5 |
6 |
2 |
|
|
|
28 |
13 |
|
|
24 |
19 |
| 1 |
6 |
|
2 |
12 |
15 |
|
20 |
|
23 |
25 |
11 |
3 |
|
19 |
18 |
8 |
4 |
|
|
|
7 |
13 |
29 |
27 |
28 |
|
|
30 |
16 |
Showing puzzle number: 14
Puzzletype: Symmetrical Sudoku
Startnumbers: 562
Difficulty: Hard (0)
Solution methods:
SiSo SC DC Solve puzzle Show solution Print