Number of 3Xn 0..2 arrays x(i,j) with each element horizontally or antidiagonally next to at least one element with value 2-x(i,j).
A230186
Number of 3Xn 0..2 arrays x(i,j) with each element horizontally or antidiagonally next to at least one element with value 2-x(i,j).
Terms
- a(0) =0a(1) =33a(2) =231a(3) =3411a(4) =44487a(5) =596973a(6) =7957785a(7) =106248147a(8) =1418070843a(9) =18928121865a(10) =252644742093
External references
- oeis: A230186