166320000domain: NAppears in sequencesTriangle: p(x) = (t/log(1 + t))^a0*(1 + t)^x; a0=2; weights (n+1)!*n!.at n=37A137381E.g.f.: Product_{k>0} (1-k*x^k)^(1/k).at n=11A294463