210317

'''
list = []

for i in range(5):
    v = []
    for j in range(i+1):
        v.append(j)
    list.append(v)

for i in range(5):
    for j in range(i+1):
        print(list[i][j], end=' ')
    print()


for i in range(4):
    for j in range(i+1):
        print(list[i][j], end = ' ')
    print()

'''
'''

n = int(input())
list = []

for i in range(n):
    v = []
    for j in range(i+1):
        v.append(0)
    list.append(v)

for i in range(n):
    list[i][0] = int(input())

for i in range(1,n):
    for j in range(1,i+1):
        list[i][j]= list[i][j-1]- list[i-1][j-1]

for i in range(n):
    for j in range(i+1):
        print(list[i][j], end=' ')
    print()

'''

n = int(input())
list = []

for i in range(n):
    v = []
    for j in range(n):
        v.append(0)
    list.append(v)

x = 0
y = int(n/2)
k = 1
list[x][y] = k
k += 1

for k in range(n):
    list[x][y] = k
    if k%n ==0:
        k = 
        


for i in range(n):
    for j in range(n):
        print(list[i][j], end=' ')
    print()