80736

Appears in sequences

• Dirichlet convolution of factorials with themselves.at n=7A034716
• Number of cubes that can be formed from the points of a cubical grid of n X n X n points.at n=19A098928
• Triangle read by rows: T(n,k) is the number of connected directed multigraphs with loops and no vertex of degree 0, with n arcs and k vertices.at n=42A139621
• Number of (n+1) X 6 0..1 arrays with the number of clockwise edge increases in every 2 X 2 subblock differing from each horizontal or vertical neighbor.at n=16A205190
• Upper Pythagorean twins.at n=32A228877