Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 0,0,1,1,1 for x=0,1,2,3,4.
A197249
Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 0,0,1,1,1 for x=0,1,2,3,4.
Terms
- a(0) =2a(1) =192a(2) =1035a(3) =16773a(4) =213912a(5) =3264225a(6) =48703999a(7) =692974749a(8) =9613268927a(9) =144634486646
External references
- oeis: A197249