251944606683domain: NAppears in sequencesE.g.f. A(x) satisfies: A(x) = exp( Integral A(x)^(1/2) * Integral 1/A(x)^(3/2) dx dx ).at n=10A258659Unordered even-degree bilabeled increasing trees on 2n+1 nodes.at n=5A261000