Number of nX6 0..1 arrays with each 1 horizontally or vertically adjacent to 2 or 3 1s.
A295211
Number of nX6 0..1 arrays with each 1 horizontally or vertically adjacent to 2 or 3 1s.
Terms
- a(0) =1a(1) =31a(2) =345a(3) =4938a(4) =85215a(5) =1245294a(6) =18444470a(7) =278238087a(8) =4170628296a(9) =62588525694a(10) =940255638767
External references
- oeis: A295211