23x15 puzzle
Time:
6
2
6
1
6
1
5 5 5 5 5
1
4 4 4 4 4
1
4
2
4
3
3
2
3
2
3
1
1
3
2
4
3
4
3
11 7 2
18
17
16
15
8  6
3  6
5
4
3  3  2
1  1  5  2
2  2
1  3
6
4
3
You might wish to visit the archives, if you want more.