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#include <bits/stdc++.h>

using namespace std;

int countAquariums(int n){
    unordered_set<int> sums_of_two_squares;
    unordered_set<int> differences_of_two_squares;


    for(int a=1; a<=n; ++a){
        for(int b=1; b<=n; ++b){
            sums_of_two_squares.insert(a*a + b*b);
        }
    }

    for(int k=1; k<=n; ++k){
        for(int h=1; h<=n; ++h){
            differences_of_two_squares.insert(k * k - h * h);
        }
    }

    int count=0;
    for(int sum:sums_of_two_squares){
        if(differences_of_two_squares.find(sum)!=differences_of_two_squares.end()){
            count++;
        }
    }

    return count;
}

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

    cout<<countAquariums(n)<<endl;
    return 0;
}