Number of nX4 0..1 arrays with every element unequal to 1, 2, 3, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
A316444
Number of nX4 0..1 arrays with every element unequal to 1, 2, 3, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =2a(1) =45a(2) =182a(3) =946a(4) =5256a(5) =26592a(6) =139705a(7) =743357a(8) =3895564a(9) =20551990a(10) =108462086a(11) =571420486a(12) =3013738375a(13) =15893704443a(14) =83803905400a(15) =441952817246
External references
- oeis: A316444