#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define ld long double
#define REP(i,m,n) for(int i=(int)(m); i<(int)(n); i++)
#define rep(i,n) REP(i,0,n)
#define RREP(i,m,n) for(int i=(int)(m); i>=(int)(n); i--)
#define rrep(i,n) RREP(i,(n)-1,0)
#define all(v) v.begin(), v.end()
#define endk '\n'
const int inf = 1e9+7;
const ll longinf = 1LL<<60;
const ll mod = 1e9+7;
const ll mod2 = 998244353;
const ld eps = 1e-10;
template<typename T1, typename T2> inline void chmin(T1 &a, T2 b){if(a>b) a=b;}
template<typename T1, typename T2> inline void chmax(T1 &a, T2 b){if(a<b) a=b;}

int main() {
  cin.tie(0);
  ios::sync_with_stdio(false);
  int n; cin >> n;
  if(n % 2 == 0) {
    for(int i=2; i<=n; i+=2) {
      cout << i << ' ';
    }
    cout << endk;
  } else if(n < 6) {
    cout << -1 << endk;
  } else {
    cout << 3 << ' ' << 6 << ' ';
    for(int i=2; i<=n; i+=2) {
      if(i == 6) continue;
      cout << i << ' ';
    }
    cout << endk;
  }
  return 0;
}