Number of 5X(n+1) 0..3 arrays with every 2X2 subblock in a row having an equal number of equal diagonal or equal antidiagonal elements, adjacent rows differing in this number, and new values 0..3 introduced in row major order.
A206173
Number of 5X(n+1) 0..3 arrays with every 2X2 subblock in a row having an equal number of equal diagonal or equal antidiagonal elements, adjacent rows differing in this number, and new values 0..3 introduced in row major order.
Terms
- a(0) =7566a(1) =238182a(2) =10599630a(3) =526154358a(4) =26687737998
External references
- oeis: A206173