Number of n X 9 binary arrays with all 1s connected, a path of 1s from top row to lower right corner, and no 1 having more than two 1s adjacent.

A163702

Number of n X 9 binary arrays with all 1s connected, a path of 1s from top row to lower right corner, and no 1 having more than two 1s adjacent.

Terms

    a(0) =9a(1) =309a(2) =5144a(3) =70944a(4) =941073a(5) =10760604a(6) =114715060a(7) =1221895544a(8) =13162407450a(9) =140977153433

External references