int main()
{
	int m,n,sum;
	sum=0;
	scanf("%d", &n);
	for(m=0;m<=n;m++)
	{
		switch(m)
		{
case 7:
break;
case 14:
break;
case 17:
break;
case 21:
break;
case 27:
break;
case 28:
break;
case 35:
break;
case 37:
break;
case 42:
break;
case 47:
break;
case 49:
break;
case 56:
break;
case 57:
break;
case 63:
break;
case 70:
break;
case 67:
break;
case 71:
break;
case 72:
break;
case 73:
break;
case 74:
break;
case 75:
break;
case 76:
break;
case 77:
break;
case 78:
break;
case 79:
break;
case 84:
break;
case 87:
break;
case 91:
break;
case 97:
break;
case 98:
break;
default:
sum+=m*m;
break;
		}
	}
	printf("%d", sum);
		return 0;
}