#include <fstream>
using namespace std;
const int MOD = 9999991;
ifstream f("dirichlet.in");
ofstream g("dirichlet.out");

long long power(long long a, int b)
{
    long long p = 1;
    while(b)
    {
        if(b & 1)
            p = p * a % MOD;
        a = a * a % MOD;
        b >>= 1;
    }
    return p;
}

int main()
{
    int N;
    f >> N;
    long long A = 1, B = N;
    for(int i = 1; i < N; i++)
    {
        A = A * (N + i + 1) % MOD;
        B = B * i % MOD;
    }
    g << A * power(B, MOD - 2) % MOD << '\n';
    return 0;
}