hard 15×15 Set 1 Table Grid
11
11
1113223111
222153525351222
211211121112112
122112131211221
1
1 1 7 1 1
1 2 2 1
2 2 2 2
1 1 1 1
1 5 5 1
1 7 1
2 7 2
2 1 1 2
1 1 1 1 1
1 1 1 1 1
2 1 2
3 1 1 3
1 1 1 1
1 4 4 1
Show solved pattern
11
11
1113223111
222153525351222
211211121112112
122112131211221
1
1 1 7 1 1
1 2 2 1
2 2 2 2
1 1 1 1
1 5 5 1
1 7 1
2 7 2
2 1 1 2
1 1 1 1 1
1 1 1 1 1
2 1 2
3 1 1 3
1 1 1 1
1 4 4 1