0,2

G.f.:-16*x*(x+1)*(x^2+10*x+1)/(x-1)^5 [From Maksym Voznyy (voznyy(AT)mail.ru), Aug 11 2009]

Sequence in context: A077412 A135554 A017570 this_sequence A122609 A136577 A001025

Adjacent sequences: A016741 A016742 A016743 this_sequence A016745 A016746 A016747

nonn,easy

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