Number of nX8 binary arrays with top left value 1 and no two ones adjacent horizontally, vertically or nw-se diagonally.
A228283
Number of nX8 binary arrays with top left value 1 and no two ones adjacent horizontally, vertically or nw-se diagonally.
Terms
- a(0) =21a(1) =129a(2) =3154a(3) =44024a(4) =745178a(5) =11771298a(6) =190540884a(7) =3057290265a(8) =49208639399a(9) =791176762937
External references
- oeis: A228283