OFFSET
0,3
LINKS
Vaclav Kotesovec, Table of n, a(n) for n = 0..10000
K. Bringmann, K. Hikami and J. Lovejoy, On the modularity of the unified WRT invariants of certain Seifert manifolds
K. Bringmann, K. Hikami, and J. Lovejoy, On the modularity of the unified WRT invariants of certain Seifert manifolds, Adv. Appl. Math. 46 (2011), 86-93.
FORMULA
a(n) = A053251(2*n+1).
a(n) ~ exp(Pi*sqrt(n/3)) / (4*sqrt(2*n)). - Vaclav Kotesovec, Jun 12 2019
PROG
(PARI) N=66; q='q+O('q^N); gf=sum(n=0, N, q^n*prod(k=1, 2*n, 1+q^k)); Vec(gf) \\ Joerg Arndt, Jul 01 2011
CROSSREFS
KEYWORD
nonn
AUTHOR
Jeremy Lovejoy, Jun 30 2011
STATUS
approved