Number of (n+1)X7 binary arrays with no 2X2 subblock containing fewer than two 1s.

A184204

Number of (n+1)X7 binary arrays with no 2X2 subblock containing fewer than two 1s.

Terms

    a(0) =3268a(1) =158648a(2) =6468501a(3) =281420718a(4) =12021784217a(5) =516844071813

External references