#include<bits/stdc++.h> //setw
using namespace std;
int main(){
	int i,n,j,t;
	cin>>n;
	for(i=0;i<n;i++){
		t=n-i-1;
		for(j=0;j<n;j++){
			if(t>j){
				cout<<setw(3)<<n-t;
			}else{
				cout<<setw(3)<<n-j;
			}
		} 
		cout<<endl;
	} 
	return 0;
}

/**************************************************************
	Problem: 1200
	User: zzz
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/