0,2

a(n)=A000369(n+3,3)=|S2(-3;n+3,3)|, n>=0.

E.g.f.: diff(((1-(1-4*x)^(1/4))^3)/3!,x$3) = (-1/2 )*(20*x - 5 - 21*(1-4*x)^(1/2)+24*(1-4*x)^(3/4))/(1-4*x)^(13/4).

Second column of A000369 is A143167, fourth one is A143169.

Sequence in context: A068771 A039646 A158590 this_sequence A127585 A086502 A099276

Adjacent sequences: A143165 A143166 A143167 this_sequence A143169 A143170 A143171

nonn,easy

Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de) Sep 15 2008