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A043533
Number of distinct base-6 digits of n.
0
1, 1, 1, 1, 1, 2, 1, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 1, 2, 2, 3, 3, 3, 3, 2, 1, 2, 2, 2, 2, 3, 2, 2, 3, 3, 3, 3, 2, 3, 2, 3, 3, 3, 2, 3, 3, 2, 3, 3, 2, 3, 3, 3, 2, 2, 3, 2, 3, 3, 3, 3, 2, 2, 3, 3, 3, 2, 2, 1, 2, 2, 2, 3
OFFSET
1,6
MATHEMATICA
Table[Length[Union[IntegerDigits[n, 6]]], {n, 100}] (* Harvey P. Dale, Oct 16 2022 *)
CROSSREFS
Cf. A007092.
Sequence in context: A244964 A096993 A297774 * A043558 A307359 A368860
KEYWORD
nonn,base
STATUS
approved