143102domain: NAppears in sequencesPositive integers such that the smallest positive real solution to x^n + x = 2*Pi*a(n) forms a monotonically increasing sequence as n grows.at n=15A080019G.f. satisfies: A(x) = Sum_{n>=0} x^n*(1 + x*A(x)^n)^n.at n=11A186998