116869153domain: NPropertiesPrimalityPrimeyesAppears in sequencesG.f.: G'(x) / G(x) where G(x) = 1 / sqrt( AGM((1 - 3*x)^2, (1 + x)^2) ) is the g.f. of A245931.at n=18A245932Prime numbersat n=6673350