hard 20×20 Set 6 Table Grid
4
111
415898421791
6811111112612111110729921532
6
5
7
6
4
5
4
6 3
6 1
10 1
11 2
6 4 5
6 4 4
18
19
19
19
10 2 2
11
9
Show solved pattern
4
111
415898421791
6811111112612111110729921532
6
5
7
6
4
5
4
6 3
6 1
10 1
11 2
6 4 5
6 4 4
18
19
19
19
10 2 2
11
9