Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,3,1,0,2 for x=0,1,2,3,4.
A196902
Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,3,1,0,2 for x=0,1,2,3,4.
Terms
- a(0) =1a(1) =41a(2) =1176a(3) =20191a(4) =447668a(5) =9855864a(6) =216042764a(7) =4683808777a(8) =102440829474
External references
- oeis: A196902