7754077domain: NPropertiesPrimalityPrimeyesAppears in sequencesa(n) = prime(2^n).at n=19A033844Numbers that begin a run of consecutive integers k such that PrimePi(k) divides 2^k.at n=18A073799a(n) = prime(2^prime(n)).at n=7A096321a(n) = A122111(A225546(n)).at n=70A336321Prime numbersat n=524288