Java Program to Print First N Natural Numbers using Recursion

This is a Java Program to print First N Natural Numbers using Recursion.

Enter any number as an input. Now we make a new method named natural which calls itself until we get the desird result.

Here is the source code of the Java Program to print First N Natural Numbers using Recursion. The Java program is successfully compiled and run on a Windows system. The program output is also shown below.

```
import java.util.Scanner;
```
```
public class Natural
```
```
{
```

    public static void main(String[] args)

```
    {
```
```
        int n;
```

        Scanner s = new Scanner(System.in);

        System.out.print("Enter any number:");

```
        n = s.nextInt();
```
```
        Natural obj = new Natural();
```

        System.out.print("Natural numbers till "+n+" :");

```
        obj.natural(n,1);
```
```
 
```
```
 
```
```
    }
```
```
    int natural(int y, int i)
```
```
    {
```
```
        if(i <= y)
```
```
        {
```
```
            System.out.print(i+" ");
```
```
            return(natural(y,++i));
```
```
        }
```
```
        return 1;
```
```
    }
```
```
}
```

Output:

$ javac Natural.java
$ java Natural
 
Enter any number:8
Natural numbers till 8 :1 2 3 4 5 6 7 8

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