OFFSET
0,2
LINKS
Andrew Howroyd, Table of n, a(n) for n = 0..200
C. G. Bower, Transforms (2)
PROG
(PARI) seq(n)=[subst(serlaplace(p/y + polcoeff(p, 1) + polcoeff(p, 2)), y, 1)/2 | p <- Vec(y-1+serlaplace((1 + 2*x*y)*prod(k=2, n, 1 + x^k*y/k! + O(x*x^n))))] \\ Andrew Howroyd, Sep 11 2018
CROSSREFS
KEYWORD
nonn
AUTHOR
EXTENSIONS
a(0)=1 prepended by Andrew Howroyd, Sep 11 2018
STATUS
approved