209563domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes with 26 as smallest positive primitive root.at n=19A061731a(n) is the smallest prime p such that the Diophantine equation x^3 + y^3 + z^3 = p^3, where 0 < x <= y <= z has exactly n positive integer solutions.at n=14A377372Prime numbersat n=18767