OFFSET
0,3
FORMULA
a(n) = Sum_{k=0..n} Stirling2(n,k) * A004211(k).
PROG
(PARI) my(N=30, x='x+O('x^N)); Vec(serlaplace(exp((exp(2*(exp(x)-1))-1)/2)))
CROSSREFS
KEYWORD
nonn
AUTHOR
Seiichi Manyama, Feb 01 2024
STATUS
approved