Number of (n+1) X (6+1) 0..1 arrays with each 2 X 2 subblock having clockwise pattern 0000 0001 0011 0101 or 1111.

A259522

Number of (n+1) X (6+1) 0..1 arrays with each 2 X 2 subblock having clockwise pattern 0000 0001 0011 0101 or 1111.

Terms

    a(0) =3816a(1) =180370a(2) =7802386a(3) =348802846a(4) =15503669216a(5) =690701197282

External references