import java.util.Scanner;

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

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