3633840

Appears in sequences

• Expansion of e.g.f. exp(x^4 * exp(-x)).at n=10A292969
• Expansion of e.g.f. exp(x^4 * exp(x)).at n=10A292979
• Integers which can be partitioned into two distinct factorials. 0! and 1! are not considered distinct.at n=42A301523
• Triangle read by rows: T(n,k) = (-1)^n * n! + (-1)^(k+1) * k! for n >= 2 and 1 <= k <= n-1.at n=42A373967