using Jupyterlab and a for loop

14. Write a program that approximates the value of 7 by summing the terms of this series: 4/1 - 4/3 +4/5 - 4/7 + 4/9 - 4/11 +... The program should prompt the user for n, the number of terms to sum, and then output the sum of the first n terms of this series. Have your program subtract the value of a given by Julia to see how accurate it is