303613domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes p for which p^i + 4 is prime for i = 1, 3 and 5.at n=27A243780Primes p such that 4+p, 4+p^2, 4+p^3 and 4+p^5 are all prime.at n=4A246519Prime numbersat n=26291