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#include"stdio.h"

using namespace std;

int main()
{
    int num;
    bool prime=0;
    scanf("%d",&num);
    int line=0;
    for (int n=2;n<num;n++)
    {
        prime=1;
        for(int i=2;i<n/2;i++)
        {
            if(n%i==0)
            {
                prime=0;
                break;
            }
        }
        if(prime)
        {
            line++;
            printf("%d ",n);
            if(line%5==0)
            printf("\n");
        }
    }


    return 0;
}