Half the number of (n+1)X5 0..3 arrays with every 2X2 subblock having at most one duplicate clockwise edge difference.
A210296
Half the number of (n+1)X5 0..3 arrays with every 2X2 subblock having at most one duplicate clockwise edge difference.
Terms
- a(0) =312704a(1) =194768054a(2) =121040117840
External references
- oeis: A210296