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A079764
Number of positions that are exactly n moves from the starting position in the Pyramorphix puzzle.
0
1, 9, 54, 321, 1835, 9716, 39536, 68424, 16120, 64
OFFSET
0,2
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 136080.
CROSSREFS
Sequence in context: A188428 A243415 A276602 * A079761 A115784 A037599
KEYWORD
nonn,fini,full
AUTHOR
N. J. A. Sloane, Feb 20 2003
STATUS
approved