2751840

Appears in sequences

• a(n) = (n+1)*binomial(n+1,5).at n=23A027765
• Triangle T(n,k) = k! * Stirling1(n,k), 1<=k<=n.at n=42A048594
• Coefficients of certain polynomials (rising powers).at n=38A075181
• Bisection of A002417.at n=31A100430
• Unsigned member s=2 of a family of generalizations of the (signed) Lah triangle A008297. All numbers divided by 2.at n=30A136657
• Ordered forests of k increasing unordered trees on the vertex set {1,2,...,n} in which all outdegrees are <= 2.at n=42A185421
• Positions of records in A266344.at n=21A266345