420241domain: NPropertiesPrimalityPrimeyesAppears in sequencesExpansion of R(x*R(x)), where R(x) = 1/(1 + x/(1 + x^2/(1 + x^3/(1 + x^4/(1 + ...))))), a continued fraction (g.f. for A007325).at n=21A295703Prime numbersat n=35404