Expansion of ( Sum_{n = -infinity..infinity} x^(n^2) )^(-12).

A004413

Expansion of ( Sum_{n = -infinity..infinity} x^(n^2) )^(-12).

Terms

    a(0) =1a(1) =-24a(2) =312a(3) =-2912a(4) =21816a(5) =-139152a(6) =783328a(7) =-3986112a(8) =18650424a(9) =-81251896a(10) =332798544a(11) =-1291339296a(12) =4776117216a(13) =-16922753616a(14) =57683178432a(15) =-189821722688a(16) =604884735288

External references