Array read by antidiagonals: T(m,n) is the number of m X n binary arrays with all 1's connected, a path of 1's from top row to bottom row, and no 1 having more than two 1's adjacent.
A391822
Array read by antidiagonals: T(m,n) is the number of m X n binary arrays with all 1's connected, a path of 1's from top row to bottom row, and no 1 having more than two 1's adjacent.
Terms
- a(0) =1a(1) =3a(2) =1a(3) =6a(4) =7a(5) =1a(6) =10a(7) =21a(8) =10a(9) =1a(10) =15a(11) =49a(12) =48a(13) =16a(14) =1a(15) =21a(16) =101a(17) =163a(18) =108a(19) =26a(20) =1a(21) =28a(22) =193a(23) =463a(24) =531a(25) =236a(26) =42a(27) =1a(28) =36a(29) =351
External references
- oeis: A391822