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A084689 3^n uses only distinct decimal digits. 0
0, 1, 2, 3, 4, 5, 6, 7, 9 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,3
COMMENTS
There are exactly 9 such n's that 3^n uses only distinct digits (in base 10).
LINKS
EXAMPLE
9 is (the last!) term because 3^9=19683 uses only distinct digits.
MATHEMATICA
Select[Range[0, 10], Max[DigitCount[3^#]]<2&] (* Harvey P. Dale, Jan 24 2021 *)
CROSSREFS
Sequence in context: A243369 A228052 A308072 * A021085 A031006 A031978
KEYWORD
fini,nonn,full,base
AUTHOR
Zak Seidov, Jul 01 2003
STATUS
approved

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Last modified May 23 22:02 EDT 2024. Contains 372765 sequences. (Running on oeis4.)