Please write program in C++

Page of 4 Problem2 Write a program that asks the user to enter an integer number, n, and computes the following mathematical s-1-23-412 Your program should use a for loop to compute this series. The program should function as follows (items series: underlined are to be entered by the user): Enter an integer number: Enter an integer number: 5 The value of the series is: 15 Save your program as series.c