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A045037 Numbers n with property that in base 4 representation the numbers of 0's and 1's are 4 and 4, respectively. 1
16405, 16453, 16465, 16468, 16645, 16657, 16660, 16705, 16708, 16720, 17413, 17425, 17428, 17473, 17476, 17488, 17665, 17668, 17680, 17728, 20485, 20497, 20500, 20545, 20548, 20560, 20737, 20740, 20752, 20800 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..4800

MATHEMATICA

Select[Range[20000], DigitCount[#, 4, 0] == 4 && DigitCount[#, 4, 1] == 4 &] (* Vincenzo Librandi, Sep 23 2016 *)

CROSSREFS

Sequence in context: A282597 A031673 A168507 * A168633 A122714 A133533

Adjacent sequences:  A045034 A045035 A045036 * A045038 A045039 A045040

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified May 17 02:47 EDT 2022. Contains 353727 sequences. (Running on oeis4.)