#define _USE_MATH_DEFINES #include <algorithm> #include <cstdio> #include <functional> #include <iostream> #include <cfloat> #include <climits> #include <cstdlib> #include <cstring> #include <cmath> #include <map> #include <queue> #include <random> #include <set> #include <sstream> #include <stack> #include <string> #include <time.h> #include <vector> using namespace std; typedef long long ll; typedef unsigned long long ull; typedef pair<int, int> i_i; typedef pair<ll, int> ll_i; typedef pair<double, int> d_i; typedef pair<ll, ll> ll_ll; typedef pair<double, double> d_d; struct edge { int u, v; ll w; }; ll MOD = 1000000007; int main() { int n; cin >> n; vector<ll> dp(n * 6 + 1); dp[0] = 1; for (int t = 0; t < 8; t++) { vector<ll> _dp(n * 6 + 1); for (int i = 0; i <= n * 6; i++) for (int j = 0; j <= n; j++) if (i + j <= n * 6) _dp[i + j] = _dp[i + j] + dp[i]; dp = _dp; } cout << dp[n * 6] << endl; }