Number of nX5 0..1 arrays with every element equal to 0, 2, 3, 5 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
A301327
Number of nX5 0..1 arrays with every element equal to 0, 2, 3, 5 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =13a(2) =25a(3) =143a(4) =664a(5) =2520a(6) =12342a(7) =59524a(8) =283455a(9) =1368684a(10) =6584582a(11) =31757409a(12) =153111198a(13) =738871291a(14) =3563886998a(15) =17195977666a(16) =82965273154a(17) =400306670558
External references
- oeis: A301327