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A080619
Consider 3 X 3 X 3 Rubik cube, but only allow the slice group to act; sequence gives number of positions that are exactly n moves from the start.
0
1, 6, 27, 120, 287, 258, 69
OFFSET
0,2
COMMENTS
Not every position can be reached using this restricted set of moves. Total number of positions that can be reached = 768.
REFERENCES
Mark Longridge, posting to Cube Lovers List, Apr 14 1995.
CROSSREFS
Cf. A080601, A080614, etc.
Sequence in context: A049651 A109114 A373302 * A265943 A080620 A080627
KEYWORD
nonn,fini,full
AUTHOR
N. J. A. Sloane, Feb 26 2003
STATUS
approved