Number of nX3 0..1 arrays with every element unequal to 1, 2, 3, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero.

A317217

Number of nX3 0..1 arrays with every element unequal to 1, 2, 3, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =1a(1) =25a(2) =133a(3) =929a(4) =6134a(5) =40873a(6) =272012a(7) =1810626a(8) =12051365a(9) =80215518a(10) =533919483a(11) =3553810073a(12) =23654434010a(13) =157445726657

External references