-31321810278domain: ZAppears in sequencesExpansion of g.f. A(x) = G( x*(1 + 2*x)*G(x) )^(1/2) = G( x^2*(1 + 3*x)*G(x) )^(1/3), where G(x) is the g.f. of A370437.at n=24A370438