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.

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.

Links

Table of n, a(n) for n=0..6.

Alan Bawden, Cube Lovers Archive, Part 15

Mark Longridge, God's Algorithm Calculations for Rubik's Cube...

Crossrefs

Cf. A080601, A080614, etc.

Sequence in context: A049651 A109114 A373302 * A265943 A080620 A080627

Adjacent sequences: A080616 A080617 A080618 * A080620 A080621 A080622

Keyword

nonn,fini,full

Author

N. J. A. Sloane, Feb 26 2003

Status

approved