203317domain: NPropertiesPrimalityPrimeyesAppears in sequencesSmallest of three consecutive primes whose sum is a square.at n=21A206279Primes of the form (3^k mod k^3) + 1, in order of increasing k.at n=7A233906Smallest members of prime triples, the sum of which results in a perfect square.at n=9A309594Prime numbersat n=18248