OFFSET
0,3
LINKS
Vaclav Kotesovec, Table of n, a(n) for n = 0..213
FORMULA
a(n) ~ n^(2*n).
MATHEMATICA
Table[SeriesCoefficient[Product[1/(1-n^(k+1)*x^k), {k, 1, n}], {x, 0, n}], {n, 0, 20}]
Join[{1}, Table[SeriesCoefficient[x + (1-n)/QPochhammer[n, n*x], {x, 0, n}], {n, 1, 20}]]
CROSSREFS
KEYWORD
nonn
AUTHOR
Vaclav Kotesovec, May 09 2021
STATUS
approved