471241domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumbers n such that n_0=n_1=n_2, where n_i = (n+i)-th prime - sigma(n+i) - phi(n+i).at n=7A048791Class 8+ primes.at n=22A081636Primes p such that (p+1)/2, (p+2)/3 and (p+3)/4 are also primes.at n=19A163573Primes p such that p = 1 + 27720*k for some k.at n=5A217692Prime numbersat n=39327