OFFSET
0,5
LINKS
Seiichi Manyama, Table of n, a(n) for n = 0..449
FORMULA
a(0) = 1; a(n) = (n-1)! * Sum_{k=1..n} A001822(k) * a(n-k)/(n-k)!.
PROG
(PARI) my(N=30, x='x+O('x^N)); Vec(serlaplace(1/prod(k=1, N, (1-x^(3*k-1))^(1/(3*k-1)))))
CROSSREFS
KEYWORD
nonn
AUTHOR
Seiichi Manyama, Jul 07 2023
STATUS
approved