28709domain: NAppears in sequencesa(n)-th prime is sum of first k primes for some k.at n=33A020641Smallest number such that there are exactly n numbers between a(n) and a(n+1) with n divisors.at n=6A079835Partial sums of A253089.at n=35A255601Smallest number k with A355915(k) = n.at n=36A356792