Number of nX7 0..1 arrays with each 1 horizontally or vertically adjacent to 1 or 4 1s.
A295119
Number of nX7 0..1 arrays with each 1 horizontally or vertically adjacent to 1 or 4 1s.
Terms
- a(0) =13a(1) =178a(2) =1960a(3) =24347a(4) =295083a(5) =3590821a(6) =43655680a(7) =530696748a(8) =6452840307a(9) =78464174127a(10) =953998068679
External references
- oeis: A295119