include<bits/stdc++.h>

define int long long

using namespace std; int dp[205]; signed main(){

ios::sync_with_stdio(false);
cin.tie(0),cout.tie(0); 
int n;
cin>>n;
dp[1] = 2;
cout<<"2 ";
for (int i = 2;i <= n;i++){
	if (i & 1){
		dp[i] = dp[i - 1] + 3;
	}
	else{
		dp[i] = dp[i - 1] - 1;
	}
	cout<<dp[i]<<' ';
}
return 0;

}