11905091

Appears in sequences

• Number of series-reduced labeled trees with n nodes.at n=10A005512
• Another version of A005512, which is the main entry for this sequence.at n=9A096984
• Triangle read by rows: T(n,k) = number of homeomorphically irreducible connected labeled graphs with n edges and k vertices, n >= 0, 1 <= k <= n+1.at n=65A331437