#include <iostream> // cin, cout, cerr, clog
#include <algorithm> // minmax, sort, swap
#include <numeric> // iota, accumulate, inner_product
#include <cstdio> // printf, scanf
#include <climits> // INT_MIN, LLONG_MIN
#include <cmath> // long, trig, pow
#include <string> // string, stoi, to_string
#include <vector> // vector
#include <queue> // queue, priority_queue
#include <deque> // deque
#include <stack> // stack
#include <map> // key-value pairs sorted by keys
#include <set> // set
#include <unordered_map> // hashed by keys
#include <unordered_set> // hashed by keys
#include <iomanip> // cout<<setprecision(n)

#define rep(i,n) for(int i = 0; i < n; i++)
#define ENDL "\n"
#define print(i) std::cout << (i) << "\n"

#define int long long // at least int64 > 9*10^18
#define all(v) v.begin(), v.end()

signed main() {
	int n;
	std::cin >> n;
	std::vector<int> d(6*n+1,0);
	std::vector<int> p(6*n+1,0);
	d[0] = 1;
	rep(x,8) {
		for(int i=0;i<=6*n;i++) {
			if(d[i] == 0) break;
			for(int j=0;j<=n;j++) {
				if(i+j>6*n) break;
				p[i+j]+=d[i];
			}
		}
		std::swap(d,p);
	}
	print(d[6*n]-7);
	return 0;
}