19번<>

package JavaFestival;

import java.util.Scanner;

public class jar19 {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		System.out.print("n 입력 : ");
		int n = sc.nextInt();
		int a=1;
		
		for(int i=0; i<n; i++) {
			a+=i;
			System.out.println(a+" ");
		}	
	}
}