AOJ:0014

gistfile1.java

import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		Scanner scn = new Scanner(System.in);
		while (scn.hasNext()) {
			int d = scn.nextInt();
			int n = 600 / d;
			int area = 0;
			for (int i = 1; i < n; i++) {
				area = area + (d * d * d * i * i);
			}
			System.out.println(area);
		}
	}
}