OFFSET
1,3
COMMENTS
Conjectured to be finite.
See A245853 for the actual powers 12^a(n).
LINKS
M. F. Hasler, Zeroless powers, OEIS Wiki, Mar 07 2014
Eric Weisstein's World of Mathematics, Zero
MATHEMATICA
Select[Range[0, 30], DigitCount[12^#, 10, 0]==0&] (* Harvey P. Dale, Apr 06 2019 *)
PROG
(PARI) for(n=0, 9e9, vecmin(digits(12^n))&&print1(n", "))
CROSSREFS
For zeroless powers x^n, see A238938 (x=2), A238939, A238940, A195948, A238936, A195908, A245852, A240945 (k=9), A195946 (x=11), A245853, A195945; A195942, A195943, A103662.
KEYWORD
nonn,base
AUTHOR
M. F. Hasler, Dec 17 2014
STATUS
approved