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!)
A031489 Numbers whose base-8 representation has 2 more 0's than 7's. 0

%I #9 Apr 22 2024 10:25:19

%S 64,128,192,256,320,384,513,514,515,516,517,518,520,528,536,544,552,

%T 560,576,640,704,768,832,896,1025,1026,1027,1028,1029,1030,1032,1040,

%U 1048,1056,1064,1072,1088

%N Numbers whose base-8 representation has 2 more 0's than 7's.

%t Select[Range[1100],DigitCount[#,8,0]==DigitCount[#,8,7]+2&] (* _Harvey P. Dale_, Apr 22 2024 *)

%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 July 14 08:10 EDT 2024. Contains 374291 sequences. (Running on oeis4.)