#include <cstdio>

const int mod=9999991;

int main()
{
    long long n,i,aux,sol;
    freopen("dirichlet.in","r",stdin);
    freopen("dirichlet.out","w",stdout);
    scanf("%lld",&n);
    for (sol=1,i=2;i<=2*n;++i)
        sol=(sol*i)%mod;
    for (aux=n+1,i=1;i<=n;++i)
    {
        aux=(aux*i)%mod;
        aux=(aux*i)%mod;
    }
    for (i=1;i<mod-1;i<<=1,aux=(aux*aux)%mod)
        if (i&(mod-2))
            sol=(sol*aux)%mod;
    printf("%lld",sol);
    return 0;
}