Number of 7Xn 0..1 arrays with every element equal to 0, 1, 2, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A303021
Number of 7Xn 0..1 arrays with every element equal to 0, 1, 2, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =64a(1) =2785a(2) =22652a(3) =123538a(4) =1044810a(5) =11644063a(6) =121524556a(7) =1219773362a(8) =12840308325a(9) =138188869767
External references
- oeis: A303021