306486

Appears in sequences

• Number of (n+2) X 3 binary arrays avoiding patterns 001 and 100 in rows, columns and nw-to-se diagonals.at n=7A202584
• T(n,k)=Number of (n+2)X(k+2) binary arrays avoiding patterns 001 and 100 in rows, columns and nw-to-se diagonals.at n=28A202591