38853
domain: N
Appears in sequences
- Numbers k such that (68*10^(k-1) + 13)/9 is a depression prime.at n=15A082713
- Partial sums of A000141.at n=19A175361
- Number of nonempty subsets of {1, 2, ..., n} with <=5 pairwise coprime elements.at n=38A187266
- a(n) = A273059(4n+1).at n=34A275917
- Array read by downward antidiagonals: A(n,k) = Sum_{j=0..k+1} binomial(k+2, j+1)*A(n-1,j) with A(0,k) = 1, n >= 0, k >= 0.at n=47A370381