82985

Appears in sequences

• Dirichlet convolution of [ 1,1,1,... ] with Ramanujan numbers (A000594).at n=7A034777
• Number of nonempty subsets of {1, 2, ..., n} with <=6 pairwise coprime elements.at n=39A187267
• Triangle read by rows. Number T(n, k) of partitions of the multiset [1, 1, 1, 2, 2, 2, ..., n, n, n] into k nonempty subsets, for 3 <= k <= 3n.at n=44A360037