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A031965 Numbers with exactly four distinct base-6 digits. 1
231, 232, 233, 236, 238, 239, 242, 243, 245, 248, 249, 250, 291, 292, 293, 306, 310, 311, 312, 315, 317, 318, 321, 322, 326, 328, 329, 336, 340, 341, 348, 350, 353, 354, 356, 358, 362, 363, 365, 372, 375, 377, 378, 380, 383 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
MATHEMATICA
Select[Range[400], Count[DigitCount[#, 6], 0]==2&] (* Harvey P. Dale, Aug 15 2016 *)
CROSSREFS
Cf. A007092.
Sequence in context: A251275 A323321 A156742 * A316095 A345795 A088289
KEYWORD
nonn,base
AUTHOR
STATUS
approved

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Last modified April 14 07:18 EDT 2024. Contains 371655 sequences. (Running on oeis4.)