import java.util.Scanner;

public class Main {

	public static void main(String[] args) {

		Scanner scanner = new Scanner(System.in);
		int n = Integer.parseInt(scanner.next());
		System.out.println((n) + (n * n) + (n * n * n));
	}
} import java.util.Scanner; Scanner java.util public class Main {

	public static void main(String[] args) {

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

		Scanner scanner = new Scanner(System.in);
		int n = Integer.parseInt(scanner.next());
		System.out.println((n) + (n * n) + (n * n * n));
	} main {

		Scanner scanner = new Scanner(System.in);
		int n = Integer.parseInt(scanner.next());
		System.out.println((n) + (n * n) + (n * n * n));
	} Scanner scanner = new Scanner(System.in); scanner new Scanner(System.in) int n = Integer.parseInt(scanner.next()); n Integer.parseInt(scanner.next()) Integer.parseInt Integer scanner.next() scanner.next scanner System.out.println((n) + (n * n) + (n * n * n)) System.out.println System.out System System.out (n) + (n * n) + (n * n * n) (n) + (n * n) + (n * n * n) (n) (n * n) n n (n * n * n) n * n * n n n n String[] args args public class Main {

	public static void main(String[] args) {

		Scanner scanner = new Scanner(System.in);
		int n = Integer.parseInt(scanner.next());
		System.out.println((n) + (n * n) + (n * n * n));
	}
} public class Main {

	public static void main(String[] args) {

		Scanner scanner = new Scanner(System.in);
		int n = Integer.parseInt(scanner.next());
		System.out.println((n) + (n * n) + (n * n * n));
	}
} Main
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {

		Scanner scanner = new Scanner(System.in);
		int n = Integer.parseInt(scanner.next());
		System.out.println((n) + (n * n) + (n * n * n));
	}
}
