1138273domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes followed by a gap of 90.at n=5A204764a(n) is the least prime p=prime(m) such that gcd (prime(m) + 2, prime(m + 1) + 2) = 2*n - 1.at n=22A268879Prime numbersat n=88480