#include<iostream>
#include<cassert>
using namespace std;
int N;
int P[3<<17];
bool used[3<<17];
int main()
{
	ios::sync_with_stdio(false);
	cin.tie(nullptr);
	cin>>N;
	for(int i=1;i<=N;i++)P[i]=i;
	for(int u=2;u*u<=N;u++)
	{
		int t=u*u;
		for(int v=t;v<=N;v+=t)while(P[v]%t==0)P[v]/=t;
	}
	for(int i=1;i<=N;i++)
	{
		int t=P[i],av=-1;
		for(int v=1;t*v*v<=N;v++)if(!used[t*v*v])av=v;
		assert(av!=-1);
		int v=av;
		cout<<t*v*v<<(i==N?"\n":" ");
		used[t*v*v]=true;
	}
}