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A039520 Numbers whose base-12 representation has the same nonzero number of 2's and 9's. 0
33, 110, 177, 254, 297, 309, 333, 345, 357, 369, 381, 393, 396, 397, 399, 400, 401, 402, 403, 404, 406, 407, 417, 429, 465, 542, 609, 686, 753, 830, 897, 974, 1041, 1118, 1185, 1262, 1298, 1310, 1320, 1321, 1323, 1324, 1325, 1326, 1327, 1328 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..46.

MATHEMATICA

Select[Range[1500], DigitCount[#, 12, 2]==DigitCount[#, 12, 9]>0&] (* Harvey P. Dale, Sep 28 2018 *)

CROSSREFS

Sequence in context: A183446 A296125 A297429 * A198291 A044284 A044665

Adjacent sequences:  A039517 A039518 A039519 * A039521 A039522 A039523

KEYWORD

nonn,base,easy

AUTHOR

Olivier Gérard

STATUS

approved

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Last modified September 24 15:40 EDT 2021. Contains 347643 sequences. (Running on oeis4.)