Number of nX4 0..1 arrays with every element equal to 0, 1, 2 or 4 horizontally or antidiagonally adjacent elements, with upper left element zero.
A302065
Number of nX4 0..1 arrays with every element equal to 0, 1, 2 or 4 horizontally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =8a(1) =81a(2) =748a(3) =7070a(4) =67070a(5) =636852a(6) =6048836a(7) =57457232a(8) =545796112a(9) =5184660760a(10) =49250608992a(11) =467846412016
External references
- oeis: A302065