OFFSET
0,8
LINKS
Vaclav Kotesovec, Table of n, a(n) for n = 0..10000
FORMULA
a(n) ~ exp(Pi*sqrt(7*n/5)/3) * 7^(1/4) / (2*sqrt(3) * 5^(1/4) * n^(3/4)).
MATHEMATICA
nmax=100; CoefficientList[Series[Product[(1+x^k)/((1+x^(3*k))*(1+x^(5*k))), {k, 1, nmax}], {x, 0, nmax}], x]
CROSSREFS
KEYWORD
nonn
AUTHOR
Vaclav Kotesovec, Sep 01 2015
STATUS
approved