A080622 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, up to equivalence under the full group of order 48 of the cube.

1, 1, 2, 6, 16, 15, 9

Offset

0,3

Comments

Not every position can be reached using this restricted set of moves. Number of inequivalent positions that can be reached = 50.

Links

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

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

Crossrefs

Cf. A080601, A080614, etc.

Sequence in context: A356370 A355096 A036046 * A082374 A085226 A260376

Adjacent sequences: A080619 A080620 A080621 * A080623 A080624 A080625

Keyword

nonn,fini,full

Author

N. J. A. Sloane, Feb 26 2003

Status

approved