23451600

Appears in sequences

• Number of (n+2)X(n+2) binary arrays avoiding patterns 010 and 101 in rows, columns and nw-to-se diagonals.at n=4A203347
• Number of (n+2)X7 binary arrays avoiding patterns 010 and 101 in rows, columns and nw-to-se diagonals.at n=4A203352