Number of nX5 0..1 arrays with every element unequal to 0, 1, 2 or 3 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
A318013
Number of nX5 0..1 arrays with every element unequal to 0, 1, 2 or 3 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =16a(1) =338a(2) =2130a(3) =17703a(4) =133136a(5) =1033121a(6) =7960400a(7) =61442813a(8) =473867122a(9) =3655208840a(10) =28191776637a(11) =217440594949
External references
- oeis: A318013