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