178146domain: NAppears in sequencesNumber of Dyck paths of semilength n which satisfy the condition: number of returns + number of hills < number of peaks.at n=12A217539Least integer k such that k/2^n > e.at n=16A293337Dirichlet g.f.: Product_{k>=2} (1 + k^(-s))^(3^(k-1)).at n=11A344266