#include <bits/stdc++.h>
using namespace std;
int main(){
	int n,i,j,a[100][100]={0};
	cin>>n;
	for(i=1;i<=n;i++){
		for(j=0;j<i;j++){
			a[j][i-1]=i-j;
		}
	}
	for(i=0;i<n;i++){
		for(j=0;j<n;j++){
			if(a[i][j]==0){
				cout<<setw(5)<<" ";
			}else{
				cout<<setw(5)<<a[i][j];
			}
			 
		}
		cout<<endl;
	}

}


/**************************************************************
	Problem: 1205
	User: 15159808820
	Language: C++
	Result: Wrong Answer
****************************************************************/