#include<iostream>
using namespace std;
int main(){
	 int n;
	 cin>>n;
	 int a[n][n];
	 a[1][1]=1;
	 for(int i=2;i<=n;++i){
	 	a[i][1]=1;
	 	a[i][i]=1;
	 	for(int j=2;j<=i-1;++j){
	 	    a[i][j]=a[i-1][j-1]+a[i-1][j];
		} 
	 }
	 for(int i=1;i<=n;i++){
	 	for(int j=1;j<=i;j++){
	 		cout<<" "<<a[i][j];
	 	}
	 	cout<<endl;
	 }
	 return 0;
}