15728822272domain: NAppears in sequencesE.g.f. S(x) satisfies: S(x) = Integral (1 + S(x)^2)^2 dx.at n=6A281180E.g.f. C(x) + S(x) = exp( Integral C(x)^3 dx ) where C(x) and S(x) are described by A281181 and A281180, respectively.at n=13A281182