#include <bits/stdc++.h>
using namespace std;
int main(){
	int n,i,j,s[99];
	cin>>n;
	for(i=0;i<n;i++){
		for(j=0;j<n;j++){
			if(i>j){
				cout<<setw(3)<<j+1;
			}
			else
				cout<<setw(3)<<i+1;
		}
		cout<<endl;
	}
	return 0;
	}

/**************************************************************
	Problem: 1196
	User: fzy001
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/