745181domain: NPropertiesPrimalityPrimeyesAppears in sequencesSecond prime factor of x = 3^p - 2^p when p is prime and omega(x) >= 2.at n=3A089163List of primitive prime divisors of the numbers 3^n-2^n (A001047) in their order of occurrence.at n=22A129734Prime numbersat n=59888