#include using namespace std; #define FOR(i,a,b) for(int i=(a);i<(b);i++) #define REP(i,n) FOR(i,0,n) #define ALL(v) (v).begin(),(v).end() template inline bool chmax(A &a, B b) { if (a inline bool chmin(A &a, B b) { if (a>b) { a=b; return 1; } return 0; } typedef unsigned long long ull; typedef long long ll; typedef pair pii; typedef pair pll; typedef pair P; const ll INF = 1ll<<29; const ll MOD = 1000000007; const double EPS = 1e-10; int n; ll dp[601]; int main() { cin >> n; dp[0] = 1; REP(i, 8) { for (int j = 6 * n; j >= 0; j--) { FOR(k, 1, n + 1) { if (j - k < 0) break; dp[j] += dp[j - k]; } } } cout << dp[6 * n] << endl; return 0; }