#include<bits/stdc++.h>
using namespace std;
int n,m;
bool f(int x,int y){
	int a[1000]={},b[1000]={},p1=x,p2=y,i1=0,i2=0;
	while(p1){
		a[i1]=p1%2;
		p1/=2;
		i1++;
	}
	while(p2){
		b[i2]=p2%2;
		p2/=2;
		i2++;
	}
	for(int i=0;i<=max(i1,i2);i++){
		if(a[i]+b[i]>1){
			return false;
		}
		a[i]=0,b[i]=0;
	}
	p1=x,p2=y,i1=0,i2=0;
	while(p1){
		a[i1]=p1%3;
		p1/=3;
		i1++;
	}
	while(p2){
		b[i2]=p2%3;
		p2/=3;
		i2++;
	}
	for(int i=0;i<=max(i1,i2);i++){
		if(a[i]+b[i]>2){
			return false;
		}
	}
	return true;
}
int main(){
	scanf("%d",&n);
	for(int i=1;i<=n;i++){
		for(int j=1;j<=n;j++){
			if(f(i,j)){
				m++;
			}
		}
	} 
	printf("%d",m);
	return 0;
}