862784739037domain: NAppears in sequencesE.g.f. A(x) satisfies: A(x) = P(x)/Q(x) where P(x) = Sum_{n>=0} (2^n*x^n/n!) * exp(x*A(x)^n) and Q(x) = Sum_{n>=0} (x^n/n!) * exp(x*A(x)^n).at n=12A341377