Number of nX5 0..1 arrays with every element equal to 1, 2, 3 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
A300609
Number of nX5 0..1 arrays with every element equal to 1, 2, 3 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =3a(1) =96a(2) =1432a(3) =19532a(4) =263468a(5) =3567928a(6) =48279880a(7) =653282566a(8) =8839456244a(9) =119606358743
External references
- oeis: A300609