123214409287
domain: N
Appears in sequences
- Number of lower triangles of an n X n 0..3 array with new values introduced in row major order 0..3 and no element equal to more than two horizontal or vertical neighbors.at n=5A194571
- T(n,k)=Number of lower triangles of an n X n 0..k array with new values introduced in row major order 0..k and no element equal to more than two horizontal or vertical neighbors.at n=33A194576