#include <cmath>
#include <string>
#include <vector>
#include <iomanip>
#include <iostream>
#include <algorithm>
#include <functional>
#pragma warning(disable : 4996)
using namespace std;
const int mod = 1000000007;
int n;
int main() {
	int ret = 1;
	cin >> n;
	for (int i = 1; i <= n; i++) {
		ret = 1LL * ret * (2LL * i * (2 * i - 1) / 2 % mod) % mod;
	}
	cout << ret << endl;
	return 0;
}