Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 2,0,1,1,1 for x=0,1,2,3,4.
A197279
Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 2,0,1,1,1 for x=0,1,2,3,4.
Terms
- a(0) =25a(1) =275a(2) =2626a(3) =57137a(4) =886737a(5) =13500114a(6) =209785488a(7) =3332948197a(8) =55701159000a(9) =888511016495
External references
- oeis: A197279