#include <algorithm>
#include <array>
#include <cmath>
#include <cstdio>
#include <deque>
#include <functional>
#include <iomanip>
#include <iostream>
#include <map>
#include <numeric>
#include <optional>
#include <queue>
#include <set>
#include <stack>
#include <unordered_map>
#include <unordered_set>
#include <vector>

using namespace std; // NOLINT

int main() {
    int64_t n;
    cin >> n;
    const auto MOD = int64_t(1e6) + 7;
    auto a = (n / 2 + 1) % MOD;
    auto b = (n - n / 2 + 1) % MOD;
    int64_t ret = (a * b - 1 + MOD) % MOD;
    cout << ret << endl;
    return 0;
}