0,2

a(n)=A000369(n+2,2)=|S2(-3;n+2,2)|, n>=0.

E.g.f.: diff(((1-(1-4*x)^(1/4))^2)/2!,x$2)= (3 - 2*(1-4*x)^(1/4))/(1-4*x)^(7/4).

First column of A000369 is A008545, third one is A143168.

Sequence in context: A053904 A058607 A082723 this_sequence A156949 A155624 A165224

Adjacent sequences: A143164 A143165 A143166 this_sequence A143168 A143169 A143170

nonn,easy

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