51873

Appears in sequences

• Number of partially labeled trees with n nodes (4 of which are labeled).at n=5A000485
• Triangle read by rows: T(n,k) is the number of partially labeled trees with n nodes, k of which are labeled, 0 <= k <= n.at n=49A034799
• Triangle of number of node labeled trees by number of nodes and number of labels.at n=40A034800