Half the number of (n+1)X5 0..2 arrays with every 2X2 subblock having exactly one duplicate clockwise edge difference.
A209792
Half the number of (n+1)X5 0..2 arrays with every 2X2 subblock having exactly one duplicate clockwise edge difference.
Terms
- a(0) =9348a(1) =759642a(2) =61289190a(3) =4953638163a(4) =400252237467
External references
- oeis: A209792