715714

Appears in sequences

• Expansion of (1-3*x)/((1-4*x)*(1-5*x)).at n=8A085351
• Triangle read by rows: T(n, k) = binomial(n, k) + 2*(1 + n! - k! - (n-k)!).at n=47A156049
• Triangle read by rows: T(n, k) = binomial(n, k) + 2*(1 + n! - k! - (n-k)!).at n=52A156049