Number of n X 3 0..1 arrays with every element equal to 0, 1, 2 or 3 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
A300467
Number of n X 3 0..1 arrays with every element equal to 0, 1, 2 or 3 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =4a(1) =29a(2) =160a(3) =925a(4) =5363a(5) =31106a(6) =180397a(7) =1046223a(8) =6067629a(9) =35189573a(10) =204083997a(11) =1183597158a(12) =6864341406a(13) =39810152164a(14) =230881321531
External references
- oeis: A300467