import sys
input=lambda: sys.stdin.readline().rstrip()
n=int(input())
A=[[0]*n for _ in range(n)]
D=dict()
for i in range(n):
	D[(i*2)%n]=i+1
for i in range(n):
	for j in range(n):
		A[i][j]=D[(i+j)%n]
for a in A:
	print(*a)