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#include <bits/stdc++.h>

using namespace std;

#define _DEBUG
#ifdef _DEBUG
template<typename T1, typename T2> auto& operator<<(ostream& o, pair<T1, T2> a) { return o << "(" << a.first << ", " << a.second << ")"; }
template<typename T, typename OS> auto& operator<<(OS& o, T a) { o << "{"; for (auto b : a) o << b << ", "; return o << "}"; }
#define dbg(x...) cerr << "[" #x "]: ", [](auto... args) { ((cerr << args << ", "),...) << "\n"; }(x)
#else
#define dbg(...)
#endif

#define sz(x) ((int)(x).size())
#define all(x) (x).begin(), (x).end()
#define F first
#define S second

using ll = long long;
using ld = long double;
using pll = pair<ll, ll>;
using vi = vector<int>;

int main() {
    ios::sync_with_stdio(false); cin.tie(nullptr);

    ll n;
    cin >> n;
    vector<ll> cnt(n*n+1);
    for(ll a = 1 ; a <= n ; ++a) {
        for(ll b = a ; b <= n ; ++b) {
            if(a*a + b*b <= n*n) {
                cnt[a*a + b*b]++;
            }
        }
    }

    ll ans = 0;
    for(ll d = 1 ; d <= n ; ++d) {
        for(ll h = 1 ; h < d ; ++h) {
            ans += cnt[d*d - h*h];
        }
    }
    cout << ans;


    return 0;
}