import java.util.*;
public class Main {
  public static void main(String[] args){
	Scanner sc = new Scanner(System.in);
		// 整数の入力
	int a = sc.nextInt();
    
    if(a>=0 && a<=10) System.out.println(a+a*a+a*a*a);
  }
} import java.util.*; util.* java public class Main {
  public static void main(String[] args){
	Scanner sc = new Scanner(System.in);
		// 整数の入力
	int a = sc.nextInt();
    
    if(a>=0 && a<=10) System.out.println(a+a*a+a*a*a);
  }
} Main public static void main(String[] args){
	Scanner sc = new Scanner(System.in);
		// 整数の入力
	int a = sc.nextInt();
    
    if(a>=0 && a<=10) System.out.println(a+a*a+a*a*a);
  } main {
	Scanner sc = new Scanner(System.in);
		// 整数の入力
	int a = sc.nextInt();
    
    if(a>=0 && a<=10) System.out.println(a+a*a+a*a*a);
  } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int a = sc.nextInt(); a sc.nextInt() sc.nextInt sc if(a>=0 && a<=10) System.out.println(a+a*a+a*a*a); a>=0 && a<=10 a>=0 a 0 a<=10 a 10 System.out.println(a+a*a+a*a*a) System.out.println System.out System System.out 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 String[] args args public class Main {
  public static void main(String[] args){
	Scanner sc = new Scanner(System.in);
		// 整数の入力
	int a = sc.nextInt();
    
    if(a>=0 && a<=10) System.out.println(a+a*a+a*a*a);
  }
} public class Main {
  public static void main(String[] args){
	Scanner sc = new Scanner(System.in);
		// 整数の入力
	int a = sc.nextInt();
    
    if(a>=0 && a<=10) System.out.println(a+a*a+a*a*a);
  }
} Main
import java.util.*;
public class Main {
  public static void main(String[] args){
	Scanner sc = new Scanner(System.in);
		// 整数の入力
	int a = sc.nextInt();
    
    if(a>=0 && a<=10) System.out.println(a+a*a+a*a*a);
  }
}