-344736

Appears in sequences

• Triangle T(n,k) = n!/(n - k)! + n!/k! - n! read by rows, 0 <= k <= n.at n=49A177974
• Triangle T(n,k) = n!/(n - k)! + n!/k! - n! read by rows, 0 <= k <= n.at n=50A177974
• The integer-valued quartic beginning: 0, 9, 0, 9, 7.at n=21A241290