Number of n X n binary arrays symmetric under 180 degree rotation with all ones connected only in a 0010-1010-1111 pattern in any orientation.

A146782

Number of n X n binary arrays symmetric under 180 degree rotation with all ones connected only in a 0010-1010-1111 pattern in any orientation.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =13a(6) =49a(7) =239a(8) =1173a(9) =4715a(10) =31587a(11) =301011a(12) =3297233a(13) =42878373a(14) =733059585a(15) =14504194097

External references