2620003domain: NPropertiesPrimalityPrimeyesAppears in sequencesEuclid-Mullin sequence (A000945) with initial value a(1)=53 instead of a(1)=2.at n=6A051320a(n) is the 7th term in Euclid-Mullin (EM) prime sequence initiated with n-th prime.at n=15A094463Prime numbersat n=191215