T(n,k)=Number of (n+2)X(k+2) binary arrays with every 2X2 subblock sum equal to some diagonal or antidiagonal neighbor 2X2 subblock sum.

A187940

T(n,k)=Number of (n+2)X(k+2) binary arrays with every 2X2 subblock sum equal to some diagonal or antidiagonal neighbor 2X2 subblock sum.

Terms

    a(0) =48a(1) =44a(2) =44a(3) =304a(4) =104a(5) =304a(6) =784a(7) =704a(8) =704a(9) =784a(10) =3188a(11) =2532a(12) =7616a(13) =2532a(14) =3188a(15) =10296a(16) =14308a(17) =50802a(18) =50802a(19) =14308a(20) =10296a(21) =38020a(22) =64024a(23) =435194a(24) =544222a(25) =435194a(26) =64024a(27) =38020a(28) =131184a(29) =328116

External references