#include<bits/stdc++.h>
using namespace std;
int a[200][200];
int n,c=1;
int main()
{
    cin>>n;
    for(int i=1;i<=n;i++){
        for(int j=1;j<=n;j++){
        	if(i==j){
        		a[i][j]=1;
			}
        	else if(i>=j){
        		a[i][j]=a[i-1][j]+a[i-1][j-1];
			}
        }
    }
    for(int i=1;i<=n;i++){
        for(int j=1;j<=n;j++){
        	if(a[i][j]==0){
        		cout<<" ";
			}
			else{
				cout<<a[i][j]<<" ";
			}	
        }
        cout<<endl;
    }
    return 0;
}
/**************************************************************
	Problem: 1275
	User: xuanhua
	Language: C++
	Result: Accepted
	Time:9 ms
	Memory:2228 kb
****************************************************************/