Number of lower triangles of an n X n integer array with each element differing from all of its vertical and horizontal neighbors by 7 or less and triangles differing by a constant counted only once.
A195277
Number of lower triangles of an n X n integer array with each element differing from all of its vertical and horizontal neighbors by 7 or less and triangles differing by a constant counted only once.
Terms
- a(0) =1a(1) =225a(2) =507375a(3) =11755976175
External references
- oeis: A195277