#include <bits/stdc++.h>
using namespace std;
#ifdef LOCAL
  #include "settings/debug.cpp"
#else
  #define Debug(...) void(0)
#endif
#define rep(i, n) for (int i = 0; i < (n); ++i)
using ll = long long;
using ull = unsigned long long;

#include <atcoder/modint>
using mint = atcoder::modint1000000007;

int main() {
  cin.tie(nullptr)->sync_with_stdio(false);
  int n;
  cin >> n;
  vector<mint> fact(n + 10, 1);
  rep(i, n + 9) fact[i + 1] = fact[i] * (i + 1);
  cout << (fact[n + 9] / fact[n] / fact[9]).val() << '\n';
  return 0;
}