Half the number of (n+1) X 3 0..2 arrays with every 2 X 2 subblock having exactly one duplicate clockwise edge difference.
A209790
Half the number of (n+1) X 3 0..2 arrays with every 2 X 2 subblock having exactly one duplicate clockwise edge difference.
Terms
- a(0) =204a(1) =3171a(2) =49056a(3) =759642a(4) =11761044a(5) =182095128a(6) =2819342124a(7) =43651363500a(8) =675845981124
External references
- oeis: A209790