375552

Appears in sequences

• 2^(n-3)n(9n^2-9n+4).at n=9A086604
• Number of rooted maps with n vertices and 2 faces on a non-orientable surface of type 2.at n=2A214804
• Triangle read by rows: T(n,k) = number of rooted maps with n vertices and k faces on a non-orientable surface of type 2 (0 <= k <= n).at n=5A214806
• Number of rooted maps with n vertices and n faces on a non-orientable surface of type 2.at n=2A214807