login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A039015 Numbers whose base-5 representation has the same number of 3's and 4's. 1

%I #14 Jun 20 2021 14:57:53

%S 0,1,2,5,6,7,10,11,12,19,23,25,26,27,30,31,32,35,36,37,44,48,50,51,52,

%T 55,56,57,60,61,62,69,73,79,84,89,95,96,97,103,108,113,115,116,117,

%U 125,126,127,130,131,132,135,136,137,144,148,150,151,152,155,156,157

%N Numbers whose base-5 representation has the same number of 3's and 4's.

%H Daniel Starodubtsev, <a href="/A039015/b039015.txt">Table of n, a(n) for n = 1..10000</a>

%t Select[Range[0,200],DigitCount[#,5,3]==DigitCount[#,5,4]&] (* _Harvey P. Dale_, Oct 08 2017 *)

%Y Cf. A007091.

%K nonn,base,easy

%O 1,3

%A _Olivier GĂ©rard_

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 20 00:26 EDT 2024. Contains 371798 sequences. (Running on oeis4.)