161042

Appears in sequences

• Sum of the heights of the first peaks in all dispersed Dyck paths of length n (i.e., in Motzkin paths of length n with no (1,0)-steps at positive heights).at n=19A191307
• Triangle read by rows: T(p,q) is the number of B-diagrams G such that omega(G)=p half edges and h_f(G)=q non-used outer non-cut half edges.at n=22A265199