import math,sys
K=int(input())
if K==2:
  ans=['1','3','2']
  print(' '.join(ans))
  sys.exit()

v=2**(K-1)+1
P=[str(v)]
left=[str(i) for i in range(1,v)]
right=[str(i) for i in range(v+1,2**K)]
tmp=K-1
while tmp!=0:
  if tmp==K-1 and K>=4:
    P+=left[2**(tmp-1):2**tmp+1]
  elif tmp==1:
    P+=['1']
  else:
    P+=left[2**(tmp-1)-1:2**tmp]
  tmp-=1
right_root=right[len(right)//2]
P.append(right_root)
right.remove(right_root)
P+=right
print(' '.join(P))