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#include <iostream>
#include <vector>
#include <algorithm>
#include <string>

using namespace std;

typedef long long LL;

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

    int n;
    cin >> n;

    vector<int> two_sq(n * n + 1);

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

    LL res = 0ll;
    for (int h = 1; h < n; ++h)
    {
        for (int d = h; d <= n; ++d)
        {
            res += two_sq[d * d - h * h];
        }
    }

    cout << res;
}