OFFSET
0,137
COMMENTS
Also the number of positive odd solutions to equation x^2 + 31y^2 = 8(n + 4). - Seiichi Manyama, May 21 2017
LINKS
Seiichi Manyama, Table of n, a(n) for n = 0..10000
FORMULA
Expansion of q^(-4) * (eta(q^2) * eta(q^62))^2 / (eta(q) * eta(q^31)) in powers of q. - Seiichi Manyama, May 21 2017
CROSSREFS
KEYWORD
nonn
AUTHOR
EXTENSIONS
More terms from Seiichi Manyama, May 21 2017
STATUS
approved