214388

Appears in sequences

• Number of (n+2) X 7 binary arrays avoiding patterns 000 and 101 in rows, columns and nw-to-se diagonals.at n=6A202529
• Number of (n+2) X 9 binary arrays avoiding patterns 000 and 101 in rows, columns and nw-to-se diagonals.at n=4A202531