#include<bits/stdc++.h>
using namespace std;
int main(){
	int n,a[9][9];
	cin>>n;
	for(int j=0;j<n;j++){
		for(int i=0;i<n;i++){
			if(i>=j) a[i][j]=n-i;
			else a[i][j]=n-j;
		}
	}
	for(int i=0;i<n;i++){
		for(int j=0;j<n;j++) cout<<setw(3)<<a[i][j];
		cout<<endl;
	}
}
/**************************************************************
	Problem: 1197
	User: wangyiyang
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/