Number of (n+1)X6 0..5 arrays with every 2X2 subblock having equal diagonal elements or equal antidiagonal elements.
A203931
Number of (n+1)X6 0..5 arrays with every 2X2 subblock having equal diagonal elements or equal antidiagonal elements.
Terms
- a(0) =5797836a(1) =1456391916a(2) =428652828396
External references
- oeis: A203931