2385182

Appears in sequences

• Expansion of e.g.f.: (exp(x/(1-x)) - 1)^2.at n=8A052838
• Triangle read by rows. T(n, k) = k! * Sum_{j=k..n} Lah(n, j) * Stirling2(j, k), where Lah(n, k) = A271703(n, k).at n=38A356654