import java.util.Scanner;

public class Main{
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		Integer num = sc.nextInt();
		Integer result = num + num * num + num * num * num;
		System.out.println(result);
	}
} import java.util.Scanner; Scanner java.util public class Main{
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		Integer num = sc.nextInt();
		Integer result = num + num * num + num * num * num;
		System.out.println(result);
	}
} Main public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		Integer num = sc.nextInt();
		Integer result = num + num * num + num * num * num;
		System.out.println(result);
	} main {
		Scanner sc = new Scanner(System.in);
		Integer num = sc.nextInt();
		Integer result = num + num * num + num * num * num;
		System.out.println(result);
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) Integer num = sc.nextInt(); num sc.nextInt() sc.nextInt sc Integer result = num + num * num + num * num * num; result num + num * num + num * num * num num + num * num + num * num * num num num * num num num num * num * num num * num * num num num num System.out.println(result) System.out.println System.out System System.out result String[] args args public class Main{
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		Integer num = sc.nextInt();
		Integer result = num + num * num + num * num * num;
		System.out.println(result);
	}
} public class Main{
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		Integer num = sc.nextInt();
		Integer result = num + num * num + num * num * num;
		System.out.println(result);
	}
} Main
import java.util.Scanner;

public class Main{
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		Integer num = sc.nextInt();
		Integer result = num + num * num + num * num * num;
		System.out.println(result);
	}
}
