using System;
using System.Collections;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Text;
using System.Text.RegularExpressions;
using System.Linq;
using System.IO;

class Program
{
    static void Main()
    {
        new Magatro().Solve();
    }
}

class Magatro
{
    const long Mod = (long)1e9 + 7;
    private long N;

    private long Fib(long n, long mod)
    {
        long[,] r = new long[,] { { 1, 1 }, { 1, 0 } };
        long[,] res = new long[,] { { 1, 1 }, { 1, 0 } };
        while (n > 0)
        {
            if (n % 2 == 1)
            {
                res = F(res, r, mod);
            }
            n /= 2;
            r = F(r, r, mod);
        }
        return res[1, 1];
    }

    private long[,] F(long[,] a, long[,] b, long mod)
    {
        var result = new long[2, 2];
        result[0, 0] = (a[0, 0] * b[0, 0] + a[0, 1] * b[1, 0]) % mod;
        result[1, 0] = (a[0, 0] * b[1, 0] + a[0, 1] * b[1, 1]) % mod;
        result[0, 1] = (a[1, 0] * b[0, 0] + a[1, 1] * b[1, 0]) % mod;
        result[1, 1] = (a[1, 0] * b[1, 0] + a[1, 1] * b[1, 1]) % mod;
        return result;
    }

    public void Solve()
    {
        N = long.Parse(Console.ReadLine());
        Console.WriteLine(Fib(Fib(N, Mod * 2 + 2), Mod));
    }
}