272800

Appears in sequences

• Array read by antidiagonals: T(n,k) is the number of rooted strong triangulations of a disk with n interior nodes and 3+k nodes on the boundary.at n=52A341856
• Number of strong triangulations of a fixed pentagon with n interior nodes.at n=6A341917
• The number of edges formed when every pair of n points, placed at the vertices of a regular n-gon, are connected by a circle and where the points lie at the ends of the circle's diameter.at n=29A358783