212507domain: NPropertiesPrimalityPrimeyesAppears in sequencesa(n) = prevprime(A090117(n)), the largest prime previous to squares given in A090117, being such that distance of a(n) to the following prime equals 2*n.at n=24A090118Primes p such that q-p = 50, where q is the next prime after p.at n=12A134124Prime numbersat n=19012