0,2

a(n)=(n+4)*(8*n^2+64*n+45)*binomial(n+7, 7)/(4*45).

G.f.: (1+15*x+15*x^2+x^3)/(1-x)^11.

A060104.

Sequence in context: A163726 A020537 A088889 this_sequence A108645 A086023 A125389

Adjacent sequences: A060102 A060103 A060104 this_sequence A060106 A060107 A060108

nonn,easy

Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de), Apr 06 2001