Number of n X 3 binary arrays with a path of adjacent 1's and no path of adjacent 0's from top row to bottom row.

A069423

Number of n X 3 binary arrays with a path of adjacent 1's and no path of adjacent 0's from top row to bottom row.

Terms

    a(0) =1a(1) =19a(2) =147a(3) =907a(4) =5149a(5) =28159a(6) =151331a(7) =806463a(8) =4280141a(9) =22670199a(10) =119955523a(11) =634412111a(12) =3354416225a(13) =17734138519a(14) =93751306327a(15) =495600489243

External references