C#: Print the first n natural number

using System;

// Class definition named 'RecExercise1'
class RecExercise1
{
    // Recursive method to print the first 'ctr' natural numbers starting from 'stval'
    static int printNatural(int stval, int ctr)
    {
        // Base case: If the counter becomes less than 1, return the starting value
        if (ctr < 1)
        {
            return stval;
        }
        ctr--; // Decrement the counter
        Console.Write(" {0} ", stval); // Print the current value
        // Recursive call: Increment 'stval' and decrement 'ctr' to print the next natural number
        return printNatural(stval + 1, ctr);
    }

    // Main method, the entry point of the program
    static void Main()
    {
        // Display a description of the program
        Console.Write("\n\n Recursion : Print the first n natural number :\n");
        Console.Write("---------------------------------------------------\n");
        Console.Write(" How many numbers to print : ");
        int ctr = Convert.ToInt32(Console.ReadLine()); // Read the user input for the count of numbers

        // Call the recursive method to print the first 'ctr' natural numbers starting from 1
        printNatural(1, ctr);
        Console.Write("\n\n");
    }
}