#include <iostream>
#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 = 1;
    for(int i = 2; i <= N; i++)
    {
        A = A * (N + i) % MOD;
        B = B * i % MOD;
    }
    g << A*power(B, MOD - 2) % MOD;
    return 0;
}