#include <bits/stdc++.h>
using namespace std;

int main( int argc, char *argv[] )
{
long long i;
long long j;
long long N;
long long X;
long long iAns;
const long long iMod = 1000000007;

	ios::sync_with_stdio( false );
	cin.tie( 0 );

	cin >> N;

	iAns = 1;
	for( i = 1; i < N; i++ )
	{
		j = i * 2;
		X = ( j + 1 ) * ( j + 2 ) / 2;
		X %= iMod;
		iAns *= X;
		iAns %= iMod;
	}

	cout << iAns << endl;

	return 0;
}