#include<iostream>
#include<cstdio>
#include<cstring>
#include <cstdlib>  
#include <math.h>
#include <cmath>   
#include<cctype>
#include<string>
#include<set>
#include<iomanip>
#include <map>
#include<algorithm>
#include <functional>
#include<vector>
#include<climits>
#include<stack>
#include<queue>
#include <deque>
#include <climits>
#include <typeinfo>
#include <utility> 
#define all(x) (x).begin(),(x).end()
#define rep(i,m,n) for(int i = m;i < n;++i)
#define pb push_back
#define fore(i,a) for(auto &i:a)
#define rrep(i,m,n) for(int i = m;i >= n;--i)
#define INF INT_MAX/2
using namespace std;
using ll = long long;
using R = double;
using Data = pair<ll, vector<int>>;
const ll MOD = 1e9 + 7;
const ll inf = 1LL << 50;
struct edge { ll from; ll to; ll cost; };


ll po(ll n) {
	if (n == 1)return 5;
	if (n == 0)return 1;
	if (n % 2 == 0)return (po(n / 2)*po(n / 2)) % MOD;
	else return (5 * po(n - 1)) % MOD;
}

int main() {
	ll n;
	cin >> n;

	if (n == 1)cout << 2 << endl;
	else if (n % 2 == 0)cout << (4*po((n-2)/2))%MOD << endl;
	else cout <<(12 * po((n - 3) / 2))%MOD << endl;
		

	return 0;
}