Number of 4 X n binary matrices avoiding simultaneously the right angled numbered polyomino patterns (ranpp) (00;1) and (11;0).

A099945

Number of 4 X n binary matrices avoiding simultaneously the right angled numbered polyomino patterns (ranpp) (00;1) and (11;0).

Terms

    a(0) =188a(1) =404a(2) =836a(3) =1700a(4) =3428a(5) =6884a(6) =13796a(7) =27620a(8) =55268a(9) =110564a(10) =221156a(11) =442340a(12) =884708a(13) =1769444a(14) =3538916a(15) =7077860a(16) =14155748a(17) =28311524a(18) =56623076a(19) =113246180a(20) =226492388a(21) =452984804a(22) =905969636a(23) =1811939300a(24) =3623878628a(25) =7247757284

External references