Number of n X 3 binary arrays with all 1s connected, and all corners 1.
A163047
Number of n X 3 binary arrays with all 1s connected, and all corners 1.
Terms
- a(0) =1a(1) =3a(2) =12a(3) =58a(4) =293a(5) =1481a(6) =7484a(7) =37832a(8) =191285a(9) =967235a(10) =4890912a(11) =24731434a(12) =125057361a(13) =632367297a(14) =3197640264a(15) =16169248032a(16) =81761725337a(17) =413437887795
External references
- oeis: A163047