1316714732
domain: N
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=6A228749
- Number of nX7 binary arrays with top left element equal to 1 and no two ones adjacent horizontally or antidiagonally.at n=6A228753
- Number of 7Xn binary arrays with top left element equal to 1 and no two ones adjacent horizontally or antidiagonally.at n=6A228759