547897

Appears in sequences

• Number of n X 4 binary arrays with every 1 immediately preceded by 0 to the left or above.at n=5A203358
• Number of nX6 binary arrays with every 1 immediately preceded by 0 to the left or above.at n=3A203360
• T(n,k)=Number of nXk binary arrays with every 1 immediately preceded by 0 to the left or above.at n=39A203362
• T(n,k)=Number of nXk binary arrays with every 1 immediately preceded by 0 to the left or above.at n=41A203362