524341domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes p+2^n arising in A056206.at n=19A056208a(n) = 2^(n+1) - 1 + 3*n.at n=18A131833Second smallest prime after 2^n.at n=19A187872Largest prime factor of the least number having exactly two odd prime factors that differ by 2^n.at n=18A190359Prime numbersat n=43392