Number of (n+2)X4 binary arrays with no 3X3 subblock commuting with any horizontal or vertical neighbor 3X3 subblock.

A186799

Number of (n+2)X4 binary arrays with no 3X3 subblock commuting with any horizontal or vertical neighbor 3X3 subblock.

Terms

    a(0) =3984a(1) =59907a(2) =906615a(3) =13730715a(4) =207885695a(5) =3147544633a(6) =47657171957a(7) =721577251158

External references