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A043464 Numbers having four 2's in base 9. 0
1640, 8201, 13304, 14033, 14600, 14681, 14744, 14753, 14760, 14761, 14763, 14764, 14765, 14766, 14767, 14768, 14771, 14780, 14789, 14798, 14807, 14816, 14843, 14924, 15005, 15086, 15167, 15248, 15491, 16220, 16949 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..31.

MATHEMATICA

Select[Range[17000], DigitCount[#, 9, 2]==4&] (* Harvey P. Dale, Dec 19 2012 *)

CROSSREFS

Cf. A007095.

Sequence in context: A206234 A158775 A234986 * A002434 A146300 A035866

Adjacent sequences:  A043461 A043462 A043463 * A043465 A043466 A043467

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified May 18 23:31 EDT 2022. Contains 353826 sequences. (Running on oeis4.)