Number of 7Xn 0..1 arrays with every element equal to 1 or 2 horizontally or antidiagonally adjacent elements, with upper left element zero.
A301828
Number of 7Xn 0..1 arrays with every element equal to 1 or 2 horizontally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =0a(1) =233a(2) =64a(3) =1183a(4) =19130a(5) =147954a(6) =2341241a(7) =24102055a(8) =298497818a(9) =3505205058a(10) =41108505612a(11) =488703775775
External references
- oeis: A301828