Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,0,1,2,4 for x=0,1,2,3,4.
A196217
Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,0,1,2,4 for x=0,1,2,3,4.
Terms
- a(0) =25a(1) =1629a(2) =21969a(3) =723029a(4) =21716929a(5) =608417005a(6) =17831030743a(7) =525537881675
External references
- oeis: A196217