Number of (n+1)X7 0..2 arrays with every 2X2 subblock having one, two or three distinct clockwise edge differences.
A210388
Number of (n+1)X7 0..2 arrays with every 2X2 subblock having one, two or three distinct clockwise edge differences.
Terms
- a(0) =2668077a(1) =3398046223
External references
- oeis: A210388