#include <stdio.h>
//Jakub Hausner
int main()
{
	int max;

	scanf("%i", &max);

	if (max % 2 == 0) return -1;

	int square_size = max * 2 - 1;
	int line_max = 1;
	int in_line = 1;

	for (int y = 0; y < square_size; y++)
	{
		in_line = 1;
		for (int x = 0; x < square_size; x++)
		{
			printf("%i ", in_line);
			if (x + 1 < line_max) in_line++;
			if (x + 1 > square_size - line_max) in_line--;
		}
		if (y >= square_size / 2) line_max--;
		else line_max++;

		printf("\n");
	}
}