222718domain: NAppears in sequencesa(n) = sum(i=1,n)(i-th i-almost prime). Cumulative sums of A101695.at n=13A101696a(n) = [x^n] Product_{k>=1} 1/(1 - x^k)^tau_n(k), where tau_n(k) = number of ordered n-factorizations of k.at n=11A321191