0,2

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 4096.

Jaap Scherphuis, Puzzle Pages

Cf. A010928, A080560-A080563.

Sequence in context: A045659 A058228 A093455 this_sequence A048260 A114635 A077969

Adjacent sequences: A080561 A080562 A080563 this_sequence A080565 A080566 A080567

nonn,fini,full

njas, Feb 21 2003