Number of lower triangles of an n X n 0..7 array with each element unequal to the sum mod 8 of its horizontal and vertical neighbors.

A194504

Number of lower triangles of an n X n 0..7 array with each element unequal to the sum mod 8 of its horizontal and vertical neighbors.

Terms

    a(0) =7a(1) =343a(2) =118096a(3) =282475256

External references