17x15 puzzle
Time:
2
3
2
4
4
1
5
4
1
5
9
9
4
3
9
9
8
8
2 2
8
1 7
1 7
2 1 8
2 7 4
2 12
12
12
Opacity:
Original image
You might wish to visit the
archives
, if you want more.