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#include <bits/stdc++.h>
using namespace std;

long long tab[5000*5007];

int main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    long long n;
    cin >> n;
    for (long long i = 1; i <= n; i++)
    {
    	long long temp = floor(sqrt(n * n - i * i));
        for (long long j = i; j <= temp; j++)
        {
            tab[i * i + j * j]++;
        }
    }
    long long odp = 0;
    for (long long i = 1; i <= n; i++)
    {
        for (long long j = 1; j < i; j++)
        {
            if(i * i - j * j <= n * n)
            {
            	odp += tab[i * i - j * j];
            }
        }
    }
    cout << odp << endl;
    return 0;
}