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A084690 4^n uses only distinct decimal digits. 0
0, 1, 2, 3, 4, 5, 6, 7, 10 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,3
COMMENTS
There are exactly 9 such n's that 4^n uses only distinct digits.
LINKS
EXAMPLE
10 is (the last!) term because 4^10=1048576 uses only distinct digits.
CROSSREFS
Sequence in context: A007496 A082274 A029804 * A368431 A194963 A072794
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.)