185526

Appears in sequences

• Number of 1-2-3-4 trees with n edges and with thinning limbs. A 1-2-3-4 tree is an ordered tree with vertices of outdegree at most 4. A rooted tree with thinning limbs is such that if a node has k children, all its children have at most k children.at n=14A124499
• Sum of the semi-abscissae of the first returns to the axis over all skew Dyck paths of semilength n.at n=8A129160