0,1

G.f.: 24 ( x^4 + 121*x^3 + 381*x^2 + 121*x + 1 )/( 1-x )^5. [From Maksym Voznyy (voznyy(AT)mail.ru), Jul 26 2009]

Cf. A151989.

Sequence in context: A092706 A060902 A090444 this_sequence A088731 A072529 A159681

Adjacent sequences: A001509 A001510 A001511 this_sequence A001513 A001514 A001515

nonn

N. J. A. Sloane (njas(AT)research.att.com).

G.f. corrected by Jaume Oliver Lafont (joliverlafont(AT)gmail.com), Sep 19 2009