Number of 7Xn 0..1 arrays with every element equal to 0, 1 or 2 horizontally or antidiagonally adjacent elements, with upper left element zero.
A301847
Number of 7Xn 0..1 arrays with every element equal to 0, 1 or 2 horizontally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =64a(1) =8192a(2) =132971a(3) =3518619a(4) =77396422a(5) =1812097252a(6) =41966406867a(7) =972282892539
External references
- oeis: A301847