# F(1) = 1
# F(n) = n written in base X, where
# X = F(n-1) interpreted in base 10
# Print F(1) through F(27)
def B(x, b):
d = []
while x:
d.append(str(x % b))
x //= b
d.reverse()
return ''.join(d)
def F(n):
if n==1:return 1
if n==2:return 11
return B(n,int(F(n-1)))
if __name__ == "__main__":
for i in range(1,28):
print(F(i))
Note that non-ascii characters in the above source code will be escaped (such as \x9f).