#include<bits/stdc++.h>
using namespace std;
int main(){
    int a[105][105]={0},i,j,n;
    cin>>n;
    for(i=0;i<n;i++){
        for(j=0;j<n;j++){
            if(j+i>n-2){
                a[i][j]=j+i-(n-2);
            }
        }
    }
    for(i=0;i<n;i++){
        for(j=0;j<n;j++){
            if(j+i>n-2){
                cout<<setw(5)<<a[i][j];
            }else{
                cout<<setw(5)<<" ";
            }
        }
        cout<<endl;
    }
}
/**************************************************************
	Problem: 1206
	User: yangjunwen
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/