1444411domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes that contain digits 1 and 4 only.at n=16A020452Increasing peaks in the prime gap sequence A001632.at n=12A086978Palindromic primes in the sense of A007500 with digits '0', '1' and '4' only.at n=22A199304Prime numbersat n=110225