39916811

Appears in sequences

• a(n) = n! + n.at n=11A005095
• Number of endofunctions on [n] where all nonempty preimages have the same cardinality.at n=11A231812
• a(n) = prime(n)! + prime(n).at n=4A267898
• a(n) = n! * Sum_{d|n} d^(n/d) / d!.at n=10A327579
• a(n) = Sum_{d|n} (d + n/d - 1)!/(d - 1)!.at n=10A358411
• Expansion of e.g.f. Sum_{k>0} x^k / ((k-1)! - x^k).at n=10A358594
• a(n) = n! * Sum_{d|n} 1/(d-1)!.at n=10A370579
• a(n) = n! * Sum_{d|n} 1/((d-1)! * (n/d)^(d-1)).at n=10A370602
• a(n) = n! * Sum_{d|n} 1/((d-1)! * (n/d)!^(d-1)).at n=10A370603
• Expansion of Sum_{k>0} k! * x^k/(1+x^k)^(k+1).at n=10A370674