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#include <bits/stdc++.h>

using namespace std;

#define ll long long 
#define ld long double

int main () {
    ios_base::sync_with_stdio(NULL);
    cin.tie(0);

    int n;
    cin >> n;

    unordered_map<int, int> mp;

    for (int a = 1; a <= n; a++) {
        for (int b = a; b <= n; b++) {
            mp[a*a + b*b]++;
        }
    }

    ll ans = 0;
    for (int i = 1; i <= n; i++) {
        for (int h = 1; h <= i; h++) {
            ans += mp[i*i - h*h];
        }
    }

    cout << ans;
    return 0;
}