Number of (n+1) X 4 binary arrays with every 2 X 2 subblock singular.

A184680

Number of (n+1) X 4 binary arrays with every 2 X 2 subblock singular.

Terms

    a(0) =76a(1) =544a(2) =3360a(3) =21968a(4) =140816a(5) =909520a(6) =5858896a(7) =37779664a(8) =243525712a(9) =1569965008a(10) =10120785744a(11) =65244856016a(12) =420606054992

External references