54577domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes occurring in A084704 exactly 4 times.at n=30A128655Primes having only {4, 5, 7} as digits.at n=23A217039Primes whose base-6 representation is a square when read in base 10.at n=17A267820Column 3 of triangle A318945.at n=13A319405Prime numbersat n=5554