6055001domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrime Riesel numbers: primes p such that p*2^k - 1 is composite for all positive integers k.at n=11A182296Odd integers n such that for every integer k>0, n*2^k-1 has a divisor in the set {3, 5, 7, 13, 19, 37, 73}.at n=9A244071Prime numbersat n=416378