import sys
read = sys.stdin.buffer.read
readline = sys.stdin.buffer.readline
readlines = sys.stdin.buffer.readlines

K = int(read())

A = [(1<<K)-1]
for n in range(K-1,-1,-1):
    x = 1 << n
    A += list(range(x,(1<<K)-1,x+x))

print(*A)