184279409domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes p such that (p^2 + 5)/6, (p^4 + 5)/6, (p^6 + 5)/6, (p^8 + 5)/6 and (p^10 + 5)/6 are all prime.at n=0A253941Primes p such that (p^2 + 5)/6, (p^4 + 5)/6, (p^6 + 5)/6 and (p^8 + 5)/6 are prime.at n=21A253976Prime numbersat n=10254961