Number of 5Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1 or 5 neighboring 1s.
A297598
Number of 5Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1 or 5 neighboring 1s.
Terms
- a(0) =1a(1) =41a(2) =205a(3) =577a(4) =3747a(5) =23066a(6) =103673a(7) =514290a(8) =2834897a(9) =14505899a(10) =72679629a(11) =377711106a(12) =1958960586a(13) =10014143622a(14) =51449828843a(15) =265527351855
External references
- oeis: A297598