41325407domain: NPropertiesPrimalityPrimeyesAppears in sequencesLargest prime in the numerator of the 2^n sums generated from the set 1, 1/2, 1/3,..., 1/n.at n=15A075226Largest prime in the numerator of the 2^n sums generated from the set 1, 1/2, 1/3,..., 1/n.at n=16A075226Prime numbersat n=2509300