OFFSET
1,1
MATHEMATICA
NestList[FromDigits[IntegerDigits[#, 8]]&, 9, 40] (* Harvey P. Dale, Apr 09 2012 *)
PROG
(Python)
def aupton(terms):
alst = [9]
for n in range(2, terms+1): alst.append(int(oct(alst[-1])[2:]))
return alst
print(aupton(35)) # Michael S. Branicky, Sep 11 2021
CROSSREFS
KEYWORD
nonn,base
AUTHOR
sbv(AT)VNET.IBM.COM (Scott Vetter), msvetter(AT)eng.xyplex.com (Mark Vetter)
STATUS
approved