Number of n X 5 binary arrays with all 1s connected and a path of 1s from top row to bottom row.

A163031

Number of n X 5 binary arrays with all 1s connected and a path of 1s from top row to bottom row.

Terms

    a(0) =15a(1) =245a(2) =5191a(3) =104989a(4) =2075271a(5) =40792921a(6) =801218515a(7) =15736428305a(8) =309080891641

External references