734332

Appears in sequences

• Number of ordered rooted trees with n non-root nodes and all outdegrees <= seven.at n=13A036769
• Triangle of numbers of walks in the quarter-plane, of length 2n beginning and ending at the origin using steps {(1,1), (1,0), (-1,0), (-1,-1)} (Gessel steps) arranged according to the number of times the steps (1,1) and (-1,-1) occur.at n=38A157513