A143679 Duplicate of A081581.

1, 1, 1, 1, 8, 1, 1, 15, 15, 1, 1, 22, 78, 22, 1, 1, 29, 190, 190, 29, 1, 1, 36, 351, 848, 351, 36, 1, 1, 43, 561, 2339, 2339, 561, 43, 1, 1, 50, 820, 5006, 9766, 5006, 820, 50, 1, 1, 57, 1128, 9192, 28806, 28806, 9192, 1128, 57, 1

Offset

0,5

Comments

Is this the same as A081581? [From R. J. Mathar, Sep 05 2008]

From Riordan array definition, same as A081581. - Ralf Stephan, Jan 03 2014

Links

Table of n, a(n) for n=0..54.

Crossrefs

Sequence in context: A174378 A131067 A157170 * A081581 A174125 A051425

Adjacent sequences: A143676 A143677 A143678 * A143680 A143681 A143682

Keyword

dead

Author

Paul Barry, Aug 28 2008

Status

approved