#include<bits/stdc++.h>
using namespace std;
//#define int long long
#define REP(i,m,n) for(int i=(m);i<(n);i++)
#define rep(i,n) REP(i,0,n)
#define pb push_back
#define all(a) a.begin(),a.end()
#define rall(c) (c).rbegin(),(c).rend()
#define mp make_pair
#define endl '\n'
#define vec vector<ll>
#define mat vector<vector<ll> >
#define fi first
#define se second
#define double long double
typedef long long ll;
typedef unsigned long long ull;
typedef pair<ll,ll> pll;
//typedef long double ld;
typedef complex<double> Complex;
const ll INF=1e9+7;
const ll MOD=998244353;
const ll inf=INF*INF;
const ll mod=MOD;
const ll MAX=2000010;

int a[10]={9, 8, 7, 7, 0, 0, 3, 9, 0, 7};

signed main(){
    vector<string>s(10);
    s[0]="7";
    s[1]="29";
    s[2]="497";
    s[3]="8129";
    s[4]="33550337";
    s[5]="8589869057";
    s[6]="137438691329";
    s[7]="2305843008139952129";
    s[8]="2658455991569831744654692615953842177";
    s[9]="191561942608236107294793378084303638130997321548169217";
    ll n;cin>>n;n--;
    cout<<s[n]<<endl;
}