Number of (n+1)X6 0..2 arrays with the number of clockwise edge increases in every 2X2 subblock equal to two, and every 2X2 determinant nonzero.

A205995

Number of (n+1)X6 0..2 arrays with the number of clockwise edge increases in every 2X2 subblock equal to two, and every 2X2 determinant nonzero.

Terms

    a(0) =4250a(1) =81278a(2) =1588523a(3) =31326018a(4) =619044912a(5) =12247835464a(6) =242338696294

External references