/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		int i,j,sum=0,k=45;
		for(i=3;i>0;i--){
			for(j=0;j<=i;j++){
			if(j!=i){
				sum+=sum+k*i;
			}
			else{
				sum-=sum-k;
			}
			}
		k++;
		}
		System.out.print(sum);
	}
 
}

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