Number of nX7 0..2 arrays with each element equal to either the maximum or the minimum of its horizontal and vertical neighbors.

A183552

Number of nX7 0..2 arrays with each element equal to either the maximum or the minimum of its horizontal and vertical neighbors.

Terms

    a(0) =63a(1) =25785a(2) =3721925a(3) =569461759a(4) =87176303417

External references