140175

Appears in sequences

• Triangle T(n,k) defined by Sum_{1<=k<=n} T(n,k)*u^k*t^n/n! = exp(((1-t)*(1-t^2)*(1-t^3)...)^(-u)-1).at n=24A066045
• a(n) is the smallest odd k > 1 such that k is a Niven number at least in all the bases from 1 to n.at n=8A226319