237409domain: NPropertiesPrimalityPrimeyesAppears in sequencesprime(k) for those k where floor((2*(prime(k+1)-prime(k))*PrimePi(k) mod (8*k))/k) = m with m = 13.at n=32A109567Primes p such that q-p = 58, where q is the next prime after p.at n=9A204668Prime numbersat n=21017