280052640

Appears in sequences

• Number of (n+2) X (n+2) binary arrays avoiding patterns 001 and 011 in rows and columns.at n=6A202092
• Number of (n+2)X9 binary arrays avoiding patterns 001 and 011 in rows and columns.at n=6A202099
• Number of (n+1) X (n+1) 0..1 arrays with nondecreasing sum of every two consecutive values in every row and column.at n=7A250425