#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: 1204
	User: fuyijun
	Language: C++
	Result: Accepted
	Time:11 ms
	Memory:2072 kb
****************************************************************/