Number of nX5 0..3 arrays with no element x(i,j) adjacent to value 3-x(i,j) horizontally or vertically, top left element zero, and 1 appearing before 2 in row major order.
A233015
Number of nX5 0..3 arrays with no element x(i,j) adjacent to value 3-x(i,j) horizontally or vertically, top left element zero, and 1 appearing before 2 in row major order.
Terms
- a(0) =41a(1) =3602a(2) =321125a(3) =28644884a(4) =2555361596a(5) =227962456547
External references
- oeis: A233015