Number of n X 9 binary arrays with all 1s connected, a path of 1s from left column to right column, and no 1 having more than two 1s adjacent.
A163730
Number of n X 9 binary arrays with all 1s connected, a path of 1s from left column to right column, and no 1 having more than two 1s adjacent.
Terms
- a(0) =1a(1) =178a(2) =4854a(3) =96583a(4) =1811125a(5) =27320312a(6) =346203486a(7) =4053801907a(8) =46177107232a(9) =517290829677
External references
- oeis: A163730