494769

Appears in sequences

• Number of n-node rooted trees of height 9.at n=18A126085
• Number of different n X n symmetric matrices with nonnegative entries summing to 4. Also number of symmetric oriented graphs with 4 arcs on n points.at n=33A139594
• Number of (2n+1)-node rooted trees of height n.at n=9A245103
• Number of length 5 0..n arrays least squares fitting to a zero slope straight line, with a single point taken as having zero slope.at n=31A245135