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

A186894

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

Terms

    a(0) =0a(1) =148a(2) =444a(3) =5401a(4) =39372a(5) =703983a(6) =14050512a(7) =523902288a(8) =17552393136

External references