34703domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes that remain prime through 3 iterations of function f(x) = 3x + 4.at n=19A023278Number of binary rooted trees with n nodes and height at most 9.at n=17A036592Primes of the form x^3 + y^3 - 1, where x and y are primes.at n=10A217718Prime numbersat n=3707