Number of (n+1) X 3 0..3 arrays with every 2 X 2 subblock having equal diagonal elements or equal antidiagonal elements, and new values 0..3 introduced in row major order.
A204566
Number of (n+1) X 3 0..3 arrays with every 2 X 2 subblock having equal diagonal elements or equal antidiagonal elements, and new values 0..3 introduced in row major order.
Terms
- a(0) =42a(1) =482a(2) =6112a(3) =80518a(4) =1075080a(5) =14421190a(6) =193752824a(7) =2604524150a(8) =35017728648a(9) =470841185510
External references
- oeis: A204566