105089

Appears in sequences

• Number of rooted trees with n nodes with every leaf at height 3.at n=29A048808
• a(n) = a(n-1) + a(n-2) + a([n/2]) + a([n/3]) + ... + a([n/n]), where a(0) = 1, a(1) = 2, a(2) = 3.at n=20A298357
• Number of simple graphs on n vertices up to homotopy equivalence.at n=25A331554