
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		
		int a = Integer.parseInt(sc.next());
		int b = a +(a*a)+ (a*a*a);
		System.out.println(b);
		
	}

} import java.util.Scanner; Scanner java.util public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		
		int a = Integer.parseInt(sc.next());
		int b = a +(a*a)+ (a*a*a);
		System.out.println(b);
		
	}

} Main public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		
		int a = Integer.parseInt(sc.next());
		int b = a +(a*a)+ (a*a*a);
		System.out.println(b);
		
	} main {
		Scanner sc = new Scanner(System.in);
		
		int a = Integer.parseInt(sc.next());
		int b = a +(a*a)+ (a*a*a);
		System.out.println(b);
		
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int a = Integer.parseInt(sc.next()); a Integer.parseInt(sc.next()) Integer.parseInt Integer sc.next() sc.next sc int b = a +(a*a)+ (a*a*a); b a +(a*a)+ (a*a*a) a +(a*a)+ (a*a*a) a (a*a) a a (a*a*a) a*a*a a a a System.out.println(b) System.out.println System.out System System.out b String[] args args public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		
		int a = Integer.parseInt(sc.next());
		int b = a +(a*a)+ (a*a*a);
		System.out.println(b);
		
	}

} public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		
		int a = Integer.parseInt(sc.next());
		int b = a +(a*a)+ (a*a*a);
		System.out.println(b);
		
	}

} Main

import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		
		int a = Integer.parseInt(sc.next());
		int b = a +(a*a)+ (a*a*a);
		System.out.println(b);
		
	}

}