#include<stdio.h>
int main()
{
	int n;
	scanf("%d",&n);
	int x;
	for(x=1;x<=n;x++){
		int y;
		for(y=1;y<=n-x;y++){
			printf(" ");
		}
		int z;
		for(z=1;z<=2*x-1;z++){
			printf("%d",x);
		}
		printf("\n");
	}
	return 0;
}
/**************************************************************
	Problem: 1008
	User: admin
	Language: C
	Result: Accepted
	Time:6 ms
	Memory:1144 kb
****************************************************************/