Number of nX5 0..2 arrays x(i,j) with each element horizontally or antidiagonally next to at least one element with value 2-x(i,j).
A230181
Number of nX5 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) =15a(1) =825a(2) =44487a(3) =2432241a(4) =133265847a(5) =7303192425a(6) =400233701367
External references
- oeis: A230181