중앙이동알고리즘

package backjoon;
import java.util.*;
public class 중앙이동알고리즘 {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int number = sc.nextInt();
        int a = (int) Math.pow(Math.pow(2,number) + 1, 2);
        System.out.println(a);
    }
}