#include<bits/stdc++.h>
using namespace std;
int main(){
    int a[100][100]={0},n,i,j;
    cin>>n;
    for(i=1;i<=n;i++){
        for(j=i;j<=n;j++){
            a[i][j]=j-i+1;
        }
    }
    for(i=1;i<=n;i++){
        for(j=1;j<=n;j++){
            if(a[i][j]==0){
                cout<<setw(5)<<" ";
            }else{
                cout<<setw(5)<<a[i][j];
            }
        }
        cout<<endl;
    }
}
/**************************************************************
	Problem: 1204
	User: wangyiyang
	Language: C++
	Result: Accepted
	Time:10 ms
	Memory:2072 kb
****************************************************************/