0,3

Equals row sums of triangle A143061 - Gary W. Adamson (qntmpkt(AT)yahoo.com), Jul 20 2008

G.f.: x*(1+x^2)/((1-x)*(1-x-x^2)^2). a(n)= n*F(n+2)-F(n+3)+2.

Cf. A000045. Partial sums of A045925.

Sequence in context: A063830 A062444 A141156 this_sequence A000714 A090984 A006813

Cf. A143061.

Adjacent sequences: A014283 A014284 A014285 this_sequence A014287 A014288 A014289

nonn

njas