0,2

a(n)= A038164(2*n).

a(n)= binomial(n+5, 5)*(4*n^2+24*n+21)/21.

G.f.: (1+6*x+x^2)/(1-x)^8.

Sequence in context: A027818 A054149 A025607 this_sequence A125324 A126482 A116343

Adjacent sequences: A059597 A059598 A059599 this_sequence A059601 A059602 A059603

nonn,easy

Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de), Feb 02 2001.