do it in python

Write a program in the cell below that prints out all the numbers that look like 4n1 for positive values of n that can be represented by the 32-bit floating point type defined by numpy. The first such number would be 0.25, the second 0.0625, and so forth. The code in your cell should be self-sufficient it should import and define all necessary modules, types, etc. to work on its own