import java.util.Scanner;
public class Main{
public static void main (String[] args){
	Scanner sc = new Scanner(System.in);
	int n = sc.nextInt();
	for(int i = 1; i <= n; i++) {
		for(int k = 1; k <= n - i; k++) {
			System.out.print(" ");
			
		}
		
		for(int j = 1; j <= 2 * i - 1 ; j++) {
			System.out.print(j);
		}
		System.out.print('\n');
	}

}
}
/**************************************************************
	Problem: 1787
	User: admin
	Language: Java
	Result: Accepted
	Time:636 ms
	Memory:40240 kb
****************************************************************/