16290047domain: NPropertiesPrimalityPrimeyesAppears in sequencesa(n) = prime(2^n).at n=20A033844Numbers that begin a run of consecutive integers k such that PrimePi(k) divides 2^k.at n=19A073799a(n) = prime(4^n).at n=10A119772(16^n)-th prime.at n=5A119777(32^n)-th prime.at n=4A119778a(n) = A122111(A225546(n)).at n=72A336321Prime numbersat n=1048576