48439766655
domain: N
Appears in sequences
- Number of symmetric n X n integer matrices with adjacent elements differing by no more than 1, counting matrices differing by a constant only once.at n=6A141441
- T(n,k) = Number of lower triangles of an n X n integer array with each element differing from all of its vertical and horizontal neighbors by k or less and triangles differing by a constant counted only once.at n=27A195278
- Number of lower triangles of a 7X7 integer array with each element differing from all of its vertical and horizontal neighbors by n or less and triangles differing by a constant counted only once.at n=0A195283