Number of nX4 0..1 arrays with every element equal to 0, 1, 2, 3 or 4 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A302737
Number of nX4 0..1 arrays with every element equal to 0, 1, 2, 3 or 4 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =8a(1) =128a(2) =1637a(3) =21625a(4) =286631a(5) =3798398a(6) =50347423a(7) =667361051a(8) =8845980434a(9) =117255120887
External references
- oeis: A302737