Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,3,1,1,1 for x=0,1,2,3,4.
A197400
Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,3,1,1,1 for x=0,1,2,3,4.
Terms
- a(0) =1a(1) =249a(2) =3417a(3) =78101a(4) =1353761a(5) =26456233a(6) =534127371a(7) =10702459629a(8) =210165095895
External references
- oeis: A197400