Number of nX6 0..1 arrays with every element equal to 1, 2, 4, 5 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
A301359
Number of nX6 0..1 arrays with every element equal to 1, 2, 4, 5 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =5a(1) =90a(2) =256a(3) =1167a(4) =6279a(5) =44148a(6) =317019a(7) =2249565a(8) =15884635a(9) =112575442a(10) =799900089a(11) =5694840185a(12) =40579592285a(13) =289239447884
External references
- oeis: A301359