Number of (n+1)X6 0..2 arrays with every 2X2 subblock determinant equal to exactly one or two horizontal and vertical neighbor 2X2 subblock determinants.

A187423

Number of (n+1)X6 0..2 arrays with every 2X2 subblock determinant equal to exactly one or two horizontal and vertical neighbor 2X2 subblock determinants.

Terms

    a(0) =15055a(1) =319792a(2) =5254072a(3) =139898890a(4) =2868461180a(5) =72355701549

External references