Number of n X 6 0..1 arrays with every element equal to 1, 2 or 4 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A302276
Number of n X 6 0..1 arrays with every element equal to 1, 2 or 4 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =5a(1) =45a(2) =162a(3) =649a(4) =3621a(5) =15862a(6) =69601a(7) =385242a(8) =1809350a(9) =8397586a(10) =43630510a(11) =211879132a(12) =1010098204a(13) =5093387513a(14) =24992533872a(15) =120955915176a(16) =601661729016
External references
- oeis: A302276