I wouldn't trust beersmith's numbers. According to BrewersFriend (and yeastcalc would say the same thing) a 2L starter at 1.036 will get you 388 cells. That would be a 1.5M/ml/p pitch rate on a 5.5gal 1.050 lager, which would be plenty. If you did your second step, you would be at 547 cells or...