#include<iostream>
#include<vector>
#include<set>
#include<map>
#include<list>
#include<stack>
#include<bitset>
#include<array>
#include<algorithm>
#include<cstdio>
#include<string>
#include<cstdlib>
using namespace std;
unsigned long long n, bu[1001] = { 1 }, ans;
int i, j, k;
int main() {
	cin >> n;
	for (i = 0; i < 8; i++) {
		for (j = n * 7; j >= 0; j--) {
			for (k = n; k > 0; k--) {
				bu[j + k] += bu[j];
			}
		}
	}
	cout << bu[n * 6] << endl;
}