4833601540domain: NAppears in sequencesSmallest number m such that Sum_{k=1..m} 1/prime(k) >= n/2.at n=6A103591Smallest number m such that Sum_{k=1..m} 1/prime(k) >= n/4.at n=13A103595Smallest number m such that Sum_{k=1..m} 1/prime(k) >= n/6.at n=20A103599