A004644 Duplicate of A000866

1, 2, 4, 13, 31, 112, 224, 1003, 2011, 4022, 13044, 31143, 112341, 230232, 1011014

Offset

0,2

Links

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

Crossrefs

Sequence in context: A148224 A148225 A148226 * A000866 A320424 A148227

Adjacent sequences: A004641 A004642 A004643 * A004645 A004646 A004647

Keyword

dead

Status

approved