n = input('Input an integer(from 1 to 10, inclusive): ')
N = 2*n+1
a = [ [ 0 for _ in range(N) ] for _ in range(N) ]
r, c, now = 0, n, 1
while now <= N*N:
  a[r][c] = now
  if now % N == 0:
    r = (r + 1) % N
  else:
    r -= 1
    c = (c + 1) % N
  now += 1
for r in range(N):
  for c in range(N):
    print('%4d' % a[r][c]),
  print