4854639

Appears in sequences

• Number of n X 4 binary arrays with all 1s connected and a path of 1s from top row to lower right corner.at n=6A163013
• Number of n X 7 binary arrays with all 1s connected and a path of 1s from left column to lower right corner.at n=3A163024
• Array read by antidiagonals: T(m,n) is the number of m X n binary arrays with all 1's connected and a path of 1's from top row to lower right corner.at n=51A391489