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A044961 Numbers with no two equally numerous base 12 digits. 3
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 26, 39, 52, 65, 78, 91, 104, 117, 130, 143, 144, 145, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 169, 170, 181, 183, 193, 196, 205, 209, 217, 222, 229, 235, 241, 248, 253, 261 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
MATHEMATICA
nb12Q[n_]:=Module[{c=Select[DigitCount[n, 12], #>0&]}, Length[c] == Length[ Union[c]]]; Select[Range[300], nb12Q] (* Harvey P. Dale, Aug 13 2012 *)
CROSSREFS
Sequence in context: A368902 A143290 A272038 * A044823 A048309 A043715
KEYWORD
nonn,base
AUTHOR
STATUS
approved

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Last modified February 26 12:54 EST 2024. Contains 370352 sequences. (Running on oeis4.)