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#include<iostream>

using namespace std;

int AB_COUNT[5000 * 5000 + 1];
int MAX_N2 = 5000 * 5000;

void preprocessing() {
	for (int i = 0; i <= 5000 * 5000; i++) {
		AB_COUNT[i] = 0;
	}
	
	for (int a = 1; a <= 5000; a++) {
		for (int b = 1; b <= a; b++) {
			int sumsquare = a * a + b * b;
			if (sumsquare > MAX_N2) {
				break;
			}
			
			AB_COUNT[sumsquare]++;
		}
	}
}

int main() {
	preprocessing();
	
	int n;
	cin >> n;
	
	int count = 0;
	
	for (int p = 1; p <= n; p++) {
		for (int h = 1; h <= p; h++) {
			int diff = p * p - h * h;
			count += AB_COUNT[diff];
		}
	}
	
	cout << count;
}