Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 2,0,1,0,0 for x=0,1,2,3,4.
A197536
Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 2,0,1,0,0 for x=0,1,2,3,4.
Terms
- a(0) =25a(1) =361a(2) =14085a(3) =423085a(4) =14056707a(5) =454280983a(6) =14991391782a(7) =493785636151
External references
- oeis: A197536