Number of n X 5 0..6 arrays with values 0..6 introduced in row major order and each element equal to at least one horizontal or vertical neighbor.

A198652

Number of n X 5 0..6 arrays with values 0..6 introduced in row major order and each element equal to at least one horizontal or vertical neighbor.

Terms

    a(0) =3a(1) =488a(2) =98467a(3) =39898934a(4) =21787578805

External references