2370223domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumber of asymmetric (identity) trees with n nodes and 8 leaves.at n=12A055339a(0) = a(1) = a(2) = 1, a(n) = largest prime <= a(n-1) + a(n-2) + a(n-3).at n=26A126273Prime numbersat n=174267