OFFSET
0,3
LINKS
Vaclav Kotesovec, Table of n, a(n) for n = 0..200
PROG
(Sage)
def A321958List(l):
def row(n, dim):
m = 1
for k in range(dim-1, -1, -1):
ax = (n+k)*x
m = 1 - ax - (ax*x)/m
return SR(1/m).series(x, dim).list()
return [sum(row(n-k, n+1)[k] for k in (0..n)) for n in (0..l-1)]
A321958List(16)
CROSSREFS
KEYWORD
nonn
AUTHOR
Peter Luschny, Dec 27 2018
STATUS
approved