#include <stdio.h>
#include <stdlib.h>


int main() {

	int n, i, aux;

	scanf("%d", &n);

	for (i = 2; i <= n; ++i) {
		aux = 2;
		while (i % aux != 0)
			aux++;

		if (aux == i) 
			printf("%d ", i);		
	}

	printf("\n");
	
	return (0);
}