C#: Display the sum of n number of odd natural number

using System;  // Importing necessary namespace

public class Exercise8  // Declaration of the Exercise8 class
{  
    public static void Main()  // Main method, entry point of the program
    {
        int i, n, sum = 0;  // Declaration of variables 'i' for iteration, 'n' to store the input number of terms, 'sum' to calculate the sum

        Console.Write("\n\n");  // Displaying new lines
        Console.Write("Display the sum of n odd natural numbers:\n");  // Displaying the purpose of the program
        Console.Write("------------------------------------------");  // Displaying a separator
        Console.Write("\n\n");   

        Console.Write("Input number of terms : ");  // Prompting the user to input the number of terms
        n = Convert.ToInt32(Console.ReadLine());  // Reading the number entered by the user

        Console.Write("\nThe odd numbers are :");  // Displaying the start of the sequence of odd numbers

        for (i = 1; i <= n; i++)  // Loop to generate 'n' odd natural numbers
        {
            Console.Write("{0} ", 2 * i - 1);  // Displaying each odd number in the sequence
            sum += 2 * i - 1;  // Calculating the sum by adding each odd number
        }

        Console.Write("\nThe Sum of odd Natural Numbers up to {0} terms : {1} \n", n, sum);  // Displaying the sum of the odd natural numbers up to 'n' terms
    }
}