Number of 7Xn 0..2 arrays x(i,j) with each element horizontally or antidiagonally next to at least one element with value 2-x(i,j).
A230190
Number of 7Xn 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) =8193a(2) =1223799a(3) =756450105a(4) =400233701367
External references
- oeis: A230190