81308

Appears in sequences

• a(n) = Sum_{k=1..n-1} k*A110971(n,k).at n=13A152086
• Number of (n+2)X5 binary arrays avoiding patterns 001 and 010 in rows, columns and nw-to-se diagonals.at n=3A202893
• Number of (n+2)X6 binary arrays avoiding patterns 001 and 010 in rows, columns and nw-to-se diagonals.at n=2A202894
• T(n,k)=Number of (n+2)X(k+2) binary arrays avoiding patterns 001 and 010 in rows, columns and nw-to-se diagonals.at n=17A202898
• T(n,k)=Number of (n+2)X(k+2) binary arrays avoiding patterns 001 and 010 in rows, columns and nw-to-se diagonals.at n=18A202898
• Expansion of e.g.f. 1 / (1 + log(1 - 3*x))^(2/3).at n=5A367425