1128761domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes p such that 2p^2-1, 3p^2-2, 4p^2-3, and 5p^2-4 are also prime.at n=16A213107Primes p such that p + 2, p + 8, p + 12, p + 18 and p + 20 are also primes.at n=17A383393Prime numbersat n=87794