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!)
A033021 Numbers whose base-8 expansion has no run of digits with length < 2. 2

%I #13 Aug 14 2021 02:15:51

%S 9,18,27,36,45,54,63,73,146,219,292,365,438,511,576,585,594,603,612,

%T 621,630,639,1152,1161,1170,1179,1188,1197,1206,1215,1728,1737,1746,

%U 1755,1764,1773,1782,1791,2304,2313,2322,2331,2340

%N Numbers whose base-8 expansion has no run of digits with length < 2.

%H Vincenzo Librandi, <a href="/A033021/b033021.txt">Table of n, a(n) for n = 1..1100</a>

%t Select[Range[10000], Min[Length/@Split[IntegerDigits[#, 8]]]>1&] (* _Vincenzo Librandi_, Feb 05 2014 *)

%Y Cf. A007094.

%K nonn,base

%O 1,1

%A _Clark Kimberling_

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 25 07:07 EDT 2024. Contains 371964 sequences. (Running on oeis4.)