217125
domain: N
Appears in sequences
- Maximal number of regions obtained by a straight line drawing of the complete bipartite graph K_{n,n}.at n=30A117717
- Number of distinct n X 3 toroidal 0..4 arrays.at n=2A184286
- Table read by antidiagonals: T(n,k) = number of distinct n X k toroidal 0..4 arrays.at n=12A184288
- a(n) = 424*2^n + 37.at n=9A277989