Number of nX5 0..1 arrays with every 1 horizontally or antidiagonally adjacent to 1 or 2 neighboring 1s.
A297311
Number of nX5 0..1 arrays with every 1 horizontally or antidiagonally adjacent to 1 or 2 neighboring 1s.
Terms
- a(0) =12a(1) =207a(2) =2577a(3) =35476a(4) =484808a(5) =6623719a(6) =90535227a(7) =1237278512a(8) =16909630099a(9) =231098841942
External references
- oeis: A297311