4791323
domain: N
Appears in sequences
- a(n) = Sum_{k=0..8} binomial(n,k).at n=28A008861
- Number of labeled simple graphs with n vertices and at most n edges (not necessarily covering).at n=8A369192
- a(n) = number of subsets of {1,2,...,n} that contain more primes than nonprimes.at n=28A369780
- a(n) = Sum_{k=0..n} binomial(4*n-4,k).at n=8A387034