243047

Appears in sequences

• Triangle T(n, k) = A154646(n,k) - A154646(n,0) + 1, 0 <= k <= n.at n=23A174599
• Triangle T(n, k) = A154646(n,k) - A154646(n,0) + 1, 0 <= k <= n.at n=25A174599
• Number of free pure symmetric multifunctions with one atom, n positions, and no empty or unitary parts (subexpressions of the form x[] or x[y]).at n=24A303027