Program for printing pattern 1 31 531 7531 97531 in Java Using Scanner

import java.util.Scanner;

public class Pattern {

    public static void main(String[] args) {

        Scanner scanner = new Scanner(System.in);

        System.out.print("Enter n: ");

        int n = scanner.nextInt();

        for (int i = 1; i <= n; i++) {

            int currentNum = 2 * i - 1;

            for (int j = 1; j <= i; j++) {

                System.out.print(currentNum + " ");

                currentNum = currentNum - 2;

            }

            System.out.println();

        }

    }

}

Here is a sample output.

Enter n: 5 

1

 3 1

 5 3 1

 7 5 3 1

 9 7 5 3 1