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A039419 Numbers whose base-10 representation has the same nonzero number of 3's and 6's. 1

%I #12 Jun 30 2021 03:57:12

%S 36,63,136,163,236,263,306,316,326,346,356,360,361,362,364,365,367,

%T 368,369,376,386,396,436,463,536,563,603,613,623,630,631,632,634,635,

%U 637,638,639,643,653,673,683,693,736,763,836,863,936,963,1036,1063

%N Numbers whose base-10 representation has the same nonzero number of 3's and 6's.

%H Harvey P. Dale, <a href="/A039419/b039419.txt">Table of n, a(n) for n = 1..1000</a>

%t Select[Range[1100],DigitCount[#,10,3]==DigitCount[#,10,6]>0&] (* _Harvey P. Dale_, May 30 2012 *)

%K nonn,base,easy

%O 1,1

%A _Olivier GĂ©rard_

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Last modified June 14 11:59 EDT 2024. Contains 373397 sequences. (Running on oeis4.)