Number of (n+2)X6 0..2 arrays with every 3X3 subblock having equal diagonal elements or equal antidiagonal elements, and new values 0..2 introduced in row major order.
A204149
Number of (n+2)X6 0..2 arrays with every 3X3 subblock having equal diagonal elements or equal antidiagonal elements, and new values 0..2 introduced in row major order.
Terms
- a(0) =127022a(1) =891662a(2) =4683434a(3) =26497814a(4) =146747822a(5) =826613438a(6) =4577683574a(7) =25733247662a(8) =142927791734a(9) =798288202838
External references
- oeis: A204149