880970

Appears in sequences

• a(n) = Sum_{k=0..8} binomial(n,k).at n=23A008861
• a(n) = number of subsets of {1,2,...,n} that contain more primes than nonprimes.at n=23A369780
• a(n) = Sum_{k=0..n} binomial(3*n-1,k).at n=8A387033