-69564domain: ZAppears in sequencesCoefficients of modular function denoted G_5(tau) by Atkin.at n=29A186210G.f.: Sum_{n=-oo..+oo} x^(n^2) * C(x)^(6*n-9), where C(x) = 1 + x*C(x)^2 is the g.f. of the Catalan numbers (A000108).at n=29A356779