Number of n X 7 binary arrays with all 1s connected, a path of 1s from top row to bottom row, and no 1 having more than two 1s adjacent.
A163719
Number of n X 7 binary arrays with all 1s connected, a path of 1s from top row to bottom row, and no 1 having more than two 1s adjacent.
Terms
- a(0) =28a(1) =351a(2) =2854a(3) =23330a(4) =184346a(5) =1284906a(6) =8379953a(7) =53954221a(8) =346203486a(9) =2192715470a(10) =13620727880a(11) =83069456676a(12) =499681174860
External references
- oeis: A163719