C# Sum of Odd Numbers

using System;
namespace ConsoleApp8
{
    class Program
    {
        static void Main(string[] args)
        {
            int num = int.Parse(Console.ReadLine());
            int sum = 0;
            int counter = 0;

            for (int i = 1; ; i++)
            {
                if (i % 2 == 1)
                {
                    sum += i;
                    counter++;
                    Console.WriteLine(i);
                }
                if (counter == num)
                {
                    break;
                }
             }
            Console.WriteLine("Sum: " + sum);
        }
    }
}