24177
domain: N
Appears in sequences
- a(n) = floor(3rd elementary symmetric function of Sum_{j=1..k} 1/j, k = 1,2,...,n).at n=17A025213
- a(n) = t(n)_t(n) where t() = triangular numbers A000217.at n=16A122628
- a(n) = a(n-1) + a(floor(n/2)) + a(ceiling(n/2)).at n=36A131205
- Row sums of A179455.at n=7A264151
- Number of 2 X 2 matrices with all elements in {-n,..,0,..,n} with permanent = determinant * n.at n=38A280407