130259domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes p=prime(m) such that pi(m*p)/m is an integer.at n=6A084297Primes formed by concatenating n and 2n-1.at n=37A309851Primes p such that p^9 - 1 has 16 divisors.at n=6A342065Prime numbersat n=12182