248381815

Appears in sequences

• Number of lower triangles of an n X n 0..4 array with no element differing from any of its horizontal or vertical neighbors by more than one.at n=5A194927
• T(n,k)=Number of lower triangles of an n X n 0..k array with no element differing from any of its horizontal or vertical neighbors by more than one.at n=41A194931
• Number of lower triangles of a 6 X 6 0..n array with no element differing from any of its horizontal or vertical neighbors by more than one.at n=3A194935