Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,1,0,2,4 for x=0,1,2,3,4.
A196855
Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,1,0,2,4 for x=0,1,2,3,4.
Terms
- a(0) =40a(1) =6440a(2) =363685a(3) =28194191a(4) =2069281146a(5) =152929723254
External references
- oeis: A196855