OFFSET
0,2
FORMULA
a(n) = A000369(n+5,5) = |S2(-3;n+5,5)|, n >= 0.
E.g.f.: d^5/dx^5 ((1-(1-4*x)^(1/4))^5)/5! = (1/4)*(539+154*x+585*(1-4*x)^(1/2)-1120*(1-4*x)^(1/4))/(1-4*x)^(19/4).
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Wolfdieter Lang, Sep 15 2008
STATUS
approved