Number of n X 6 binary arrays with all 1s connected, a path of 1s from upper left corner to lower right corner, and no 1 having more than two 1s adjacent.
A163689
Number of n X 6 binary arrays with all 1s connected, a path of 1s from upper left corner to lower right corner, and no 1 having more than two 1s adjacent.
Terms
- a(0) =1a(1) =20a(2) =175a(3) =1095a(4) =5808a(5) =27874a(6) =132950a(7) =650001a(8) =3195383a(9) =15423592a(10) =72773099a(11) =337608544a(12) =1548155180a(13) =7033325682a(14) =31685580633a(15) =141683142114a(16) =629454769376
External references
- oeis: A163689