Number of (n+1)X(7+1) 0..2 arrays with each 2X2 subblock having the number of clockwise edge increases less than or equal to the number of counterclockwise edge increases.

A234831

Number of (n+1)X(7+1) 0..2 arrays with each 2X2 subblock having the number of clockwise edge increases less than or equal to the number of counterclockwise edge increases.

Terms

    a(0) =11787201a(1) =15054585588

External references