Number of (n+2)X8 0..1 arrays with every 3X3 subblock having equal diagonal elements or equal antidiagonal elements, and new values 0..1 introduced in row major order.
A203921
Number of (n+2)X8 0..1 arrays with every 3X3 subblock having equal diagonal elements or equal antidiagonal elements, and new values 0..1 introduced in row major order.
Terms
- a(0) =63368a(1) =279752a(2) =949442a(3) =3220722a(4) =11082632a(5) =38438912a(6) =132454088a(7) =457591752a(8) =1580456642a(9) =5462842338a(10) =18857985218a(11) =65068116768a(12) =224346831858a(13) =774243280962
External references
- oeis: A203921