Number of 3Xn 0..1 arrays with no 1 equal to more than two of its horizontal, diagonal and antidiagonal neighbors, with the exception of exactly one element.

A283728

Number of 3Xn 0..1 arrays with no 1 equal to more than two of its horizontal, diagonal and antidiagonal neighbors, with the exception of exactly one element.

Terms

    a(0) =0a(1) =6a(2) =159a(3) =1088a(4) =7839a(5) =56106a(6) =369328a(7) =2391828a(8) =15258307a(9) =95588636a(10) =592291968a(11) =3636441278a(12) =22144892123a(13) =133969251618a(14) =805895076555

External references