#include<iostream>
using namespace std;
int main(){
int cen,a[30][30];
while(cin>>cen){
memset(a,0,sizeof(a));
for(int i=0;i<cen;i++){
a[i][0]=1;
cout<<"1";
for(int j=1;j<=i;j++){
a[i][j]=(a[i-1][j]+a[i-1][j-1]);
cout<<" "<<a[i][j];
}cout<<endl;
}cout<<endl;
}
return 0;
}