I'm trying to generate a Pandas series that will start with two elements. base_value = 100 growth_rate = .1 num_values = 4 to generate values values that grow from the base_value by the growth rate each time? [100,110,121,133.1] etc etc I thought that I might be able to use the shift function to grab the row above and then operate on that, but you can't shift a row on itself. Is there a good way to do this? Continue reading...