169765domain: NAppears in sequencesa(n) = Sum_{k=1..n} binomial(prime(n),k).at n=7A064811a(n) = C(n,8) + C(n,7) + C(n,6) + C(n,5) + C(n,4) + C(n,3) + C(n,2) + C(n,1).at n=19A116690Convolution 4th root of column 3 (A127086) of triangle A127082.at n=7A127089