Number of nX6 0..5 arrays x(i,j) with each element horizontally or antidiagonally next to at least one element with value (x(i,j)+1) mod 6, and upper left element zero.
A230728
Number of nX6 0..5 arrays x(i,j) with each element horizontally or antidiagonally next to at least one element with value (x(i,j)+1) mod 6, and upper left element zero.
Terms
- a(0) =0a(1) =30a(2) =2790a(3) =287616a(4) =31533840a(5) =3392436180a(6) =364767453384
External references
- oeis: A230728