Number of n X 5 0..2 arrays x(i,j) with each element horizontally or antidiagonally next to at least one element with value (x(i,j)+1) mod 3, and upper left element zero.
A230611
Number of n X 5 0..2 arrays x(i,j) with each element horizontally or antidiagonally next to at least one element with value (x(i,j)+1) mod 3, and upper left element zero.
Terms
- a(0) =0a(1) =8a(2) =260a(3) =7072a(4) =186396a(5) =4899200a(6) =128706852a(7) =3381000336a(8) =88814433756
External references
- oeis: A230611