#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(i+j>=3){
a[i][j]=j+i-2;
}
}
}
for(i=0;i<n;i++){
for(j=0;j<n;j++){
if(i+j>=3){
cout<<setw(5)<<a[i][j];
}else{
cout<<setw(5)<<" ";
}
}
cout<<endl;
}
}
/**************************************************************
Problem: 1206
User: huanghengyi
Language: C++
Result: Wrong Answer
****************************************************************/