A080627 Consider 3 X 3 X 3 Rubik cube, but only allow the squares group to act; sequence gives number of positions that are exactly n moves from the start.

1, 6, 27, 120, 519, 1932, 6484, 20310, 55034, 113892, 178495, 179196, 89728, 16176, 1488, 144

Offset: 0

Author

N. J. A. Sloane, Feb 26 2003

Keywords

• nonn
• fini
• full

Comments

Not every position can be reached using this restricted set of moves. Number of positions that can be reached = 663552.

Links

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

Crossrefs

Cf. A080601, A080614, etc.