login
A080550
Number of positions that are exactly n moves from the starting position in the Luminations Level 2 puzzle.
0
1, 1, 3, 7, 15, 21, 30, 32, 34, 27, 23, 14, 10, 4, 3
OFFSET
0,3
COMMENTS
This is the number of positions that can be reached in n moves from the start, but which cannot be reached in fewer than n moves.
A puzzle in the Rubik cube family. The total number of distinct positions is 225. Here positions differing by rotations are considered the same.
CROSSREFS
KEYWORD
nonn,fini,full
AUTHOR
N. J. A. Sloane, Feb 21 2003
STATUS
approved