Number of 4Xn 0..1 arrays avoiding 0 0 0 horizontally and 0 1 1 vertically.

A206937

Number of 4Xn 0..1 arrays avoiding 0 0 0 horizontally and 0 1 1 vertically.

Terms

    a(0) =12a(1) =144a(2) =811a(3) =6837a(4) =55088a(5) =410000a(6) =3227589a(7) =25102409a(8) =193788386a(9) =1507133620a(10) =11693492167a(11) =90677582325a(12) =703826743120

External references