Number of (n+1)X4 0..2 arrays with every 2X2 subblock having one, two or three distinct clockwise edge differences.

A210385

Number of (n+1)X4 0..2 arrays with every 2X2 subblock having one, two or three distinct clockwise edge differences.

Terms

    a(0) =4881a(1) =300653a(2) =18515113a(3) =1140445889a(4) =70247824293

External references