3593934domain: NAppears in sequencesa(n) = 2^n - C(n,0) - C(n,1) - ... - C(n,8).at n=22A035041a(n) = Sum_{k=0..13} binomial(n, k).at n=22A219676a(n) = number of subsets of {1,2,...,n} that contain more nonprimes than primes.at n=22A369853