import java.util.Scanner;
public class num{
public static void main(String[] args){
Scanner sca=new Scanner(System.in);
int n=sca.nextInt();
int sum=0;
for(int i=1;i<n;i++){
if(i%5==0||i%3==0){
System.out.println(i);
sum+=i;
}
}
System.out.println(sum);
}
}
