Number of n X 10 binary arrays with all 1's connected, a path of 1's from upper left corner to lower right corner, and no 1 having more than two 1's adjacent.

A163693

Number of n X 10 binary arrays with all 1's connected, a path of 1's from upper left corner to lower right corner, and no 1 having more than two 1's adjacent.

Terms

    a(0) =1a(1) =138a(2) =3690a(3) =66724a(4) =1103582a(5) =15423592a(6) =205244426a(7) =2823668755a(8) =40028350367a(9) =564046444356

External references