Number of nX4 binary arrays with every one adjacent to another one horizontally, diagonally, antidiagonally or vertically.
A202791
Number of nX4 binary arrays with every one adjacent to another one horizontally, diagonally, antidiagonally or vertically.
Terms
- a(0) =7a(1) =188a(2) =3018a(3) =45519a(4) =702846a(5) =10892633a(6) =168585867a(7) =2608652667a(8) =40368680378a(9) =624709738658
External references
- oeis: A202791