OFFSET
0,3
COMMENTS
LINKS
Seiichi Manyama, Table of n, a(n) for n = 0..10000
PROG
(PARI) N=99; x='x+O('x^N); Vec(prod(k=1, N, 1-numdiv(k)*x^k))
CROSSREFS
KEYWORD
sign
AUTHOR
Seiichi Manyama, Nov 15 2018
STATUS
approved