4823826

Appears in sequences

• Number of n X n binary arrays with top left element equal to 1 and no two ones adjacent horizontally or antidiagonally.at n=5A228749
• Number of n X 6 binary arrays with top left element equal to 1 and no two ones adjacent horizontally or antidiagonally.at n=5A228752
• Number of 6Xn binary arrays with top left element equal to 1 and no two ones adjacent horizontally or antidiagonally.at n=5A228758