195511domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes that remain prime through 5 iterations of function f(x) = 2x + 9.at n=15A023334Lexicographically least sequence of primes (including 1) that are sum-free.at n=22A225947Primes which are sums of a prime triple (p, p+4, p+6).at n=35A377406Prime numbersat n=17619