-4514domain: ZAppears in sequencesDerivative of log of A002126.at n=47A023901Expansion of Sum_{k>=1} x^k/(1 + x^k)^4.at n=29A320901E.g.f. A(x) satisfies A(x) = ( 1 + 3*x*exp(x*A(x)) )^(1/3).at n=6A380094