Number of 0..3 colorings on an n X 4 array circular in the 4 direction with new values 0..3 introduced in row major order.

A214107

Number of 0..3 colorings on an n X 4 array circular in the 4 direction with new values 0..3 introduced in row major order.

Terms

    a(0) =4a(1) =111a(2) =3502a(3) =110985a(4) =3517864a(5) =111505491a(6) =3534382642a(7) =112029109005

External references