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#include <stdio.h>
#include <vector>
#include <algorithm>
#include <utility>
using namespace std;

int c[25001013];

int main() {
    int n;
    scanf("%d" , &n);
    int ret = 0;
    for (int a = 1; a <= n; a++)
        for (int b = a; a*a+b*b < n*n; b++)
            c[a*a+b*b]++;
    for (int p = 1; p <= n; p++)
        for (int h = 1; h < p; h++)
            ret += c[p*p-h*h];
    printf("%d\n", ret);
	return 0;
}