71059domain: NPropertiesPrimalityPrimeyesAppears in sequencesThe x-values in the solution to 19*x^2 - 18 = y^2.at n=6A200407Lesser of consecutive primes whose sum is of the form k*(k+2), for some integer k.at n=38A242384Primes p for which exactly five bases b with 1 < b < p exist such that p is a base b Wieferich prime.at n=20A255208Prime numbersat n=7037