22949327

Appears in sequences

• Number of (n+2) X (n+2) binary arrays avoiding patterns 001 and 010 in rows, columns and nw-to-se diagonals.at n=4A202890
• Number of (n+2)X7 binary arrays avoiding patterns 001 and 010 in rows, columns and nw-to-se diagonals.at n=4A202895