using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

namespace Problem24

{

classProblem24

{

staticvoid Main(string[] args)

{

int num;

double sum=0;

double x;

Console.WriteLine("Enter The Range Value To Display The Sum Like This Series \n1*^x + 2*x^2 + 3*x^3 + 4*x^4 + 5*x^5 + … + n*x^n");

num = Convert.ToInt32(Console.ReadLine());

for (int i = 1; i <= num; i++)

{

x = (double)i;

sum = sum +(i * Math.Pow(x,x));

}

Console.WriteLine("\nThe Sum Is :" + sum);

Console.ReadKey();

}

}

}

Output: