Number of nX6 0..1 arrays with every element unequal to 1, 2, 3 or 4 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
A318066
Number of nX6 0..1 arrays with every element unequal to 1, 2, 3 or 4 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =5a(1) =925a(2) =25106a(3) =829137a(4) =25994502a(5) =824452611a(6) =26085599617a(7) =825766558967
External references
- oeis: A318066