OFFSET
1,2
COMMENTS
Conjectured to be finite and complete. See the OEIS wiki page for further information, references and links.
LINKS
M. F. Hasler, Zeroless powers, OEIS Wiki, Mar 07 2014
FORMULA
a(n)=4^A030701(n).
MATHEMATICA
Select[4^Range[0, 50], DigitCount[#, 10, 0]==0&] (* Harvey P. Dale, Aug 31 2021 *)
PROG
(PARI) for(n=0, 99, vecmin(digits(4^n))&& print1(4^n", "))
CROSSREFS
KEYWORD
nonn,base
AUTHOR
M. F. Hasler, Mar 07 2014
EXTENSIONS
Keyword:fini removed by Jianing Song, Jan 28 2023 as finiteness is only conjectured.
STATUS
approved