548291domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumbers k such that 179*2^k+1 is prime.at n=38A032466Smallest base b such that there exist exactly n Wieferich primes (primes p satisfying b^(p-1) == 1 (mod p^2)) less than b.at n=11A255901Prime numbersat n=45187