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A079762
Number of positions that are exactly n moves from the starting position in the 2 X 2 X 2 Rubik cube puzzle.
4
1, 6, 27, 120, 534, 2256, 8969, 33058, 114149, 360508, 930588, 1350852, 782536, 90280, 276
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 3674160. A half-turn is considered to be two moves.
CROSSREFS
Sequence in context: A265943 A080620 A080627 * A175716 A178935 A249792
KEYWORD
nonn,fini,full
AUTHOR
N. J. A. Sloane, Feb 20 2003
STATUS
approved