505648domain: NAppears in sequencesExpansion of ( Sum_{n = -infinity..infinity} x^(n^2) )^(-11).at n=6A004412Number of faces of dimension n in a spherical triangulation of the manifold OP^2.at n=14A202292G.f. A(x) satisfies [x^(2*n)] A(x)^(5*n) = 5 and [x^(2*n+1)] A(x)^(5*n+2) = [x^(2*n+1)] A(x)^(5*n+3) for n >= 1.at n=9A377097