A080551 Number of positions that are exactly n moves from the starting position in the Luminations Level 2 puzzle.

1, 1, 2, 5, 10, 15, 22, 24, 26, 22, 19, 12, 9, 4, 3

Offset

0,3

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 175. Here positions differing by rotations or reflections are considered the same.

Links

Table of n, a(n) for n=0..14.

Jaap Scherphuis, Puzzle Pages

Crossrefs

Cf. A080546-A080558.

Sequence in context: A215098 A024390 A125622 * A179207 A008822 A267454

Adjacent sequences: A080548 A080549 A080550 * A080552 A080553 A080554

Keyword

nonn,fini,full

Author

N. J. A. Sloane, Feb 21 2003

Status

approved