import java.util.Scanner;
import java.lang.Math;

public class Main {
	public static void main(String[] args) {
		Scanner input = new Scanner(System.in);
		
		int a;
		a = input.nextInt();
		System.out.println((int)(a + Math.pow(a,2) + Math.pow(a,3)));
	}
} import java.util.Scanner; Scanner java.util import java.lang.Math; Math java.lang public class Main {
	public static void main(String[] args) {
		Scanner input = new Scanner(System.in);
		
		int a;
		a = input.nextInt();
		System.out.println((int)(a + Math.pow(a,2) + Math.pow(a,3)));
	}
} Main public static void main(String[] args) {
		Scanner input = new Scanner(System.in);
		
		int a;
		a = input.nextInt();
		System.out.println((int)(a + Math.pow(a,2) + Math.pow(a,3)));
	} main {
		Scanner input = new Scanner(System.in);
		
		int a;
		a = input.nextInt();
		System.out.println((int)(a + Math.pow(a,2) + Math.pow(a,3)));
	} Scanner input = new Scanner(System.in); input new Scanner(System.in) int a; a a = input.nextInt() a input.nextInt() input.nextInt input System.out.println((int)(a + Math.pow(a,2) + Math.pow(a,3))) System.out.println System.out System System.out (int)(a + Math.pow(a,2) + Math.pow(a,3)) a + Math.pow(a,2) + Math.pow(a,3) a Math.pow(a,2) Math.pow Math a 2 Math.pow(a,3) Math.pow Math a 3 String[] args args public class Main {
	public static void main(String[] args) {
		Scanner input = new Scanner(System.in);
		
		int a;
		a = input.nextInt();
		System.out.println((int)(a + Math.pow(a,2) + Math.pow(a,3)));
	}
} public class Main {
	public static void main(String[] args) {
		Scanner input = new Scanner(System.in);
		
		int a;
		a = input.nextInt();
		System.out.println((int)(a + Math.pow(a,2) + Math.pow(a,3)));
	}
} Main
import java.util.Scanner;
import java.lang.Math;

public class Main {
	public static void main(String[] args) {
		Scanner input = new Scanner(System.in);
		
		int a;
		a = input.nextInt();
		System.out.println((int)(a + Math.pow(a,2) + Math.pow(a,3)));
	}
}
