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!)
A045018 Numbers whose base-4 representation contains exactly one 0 and no 1's. 1

%I #26 May 28 2023 22:19:27

%S 0,8,12,34,35,40,44,50,51,56,60,138,139,142,143,162,163,168,172,178,

%T 179,184,188,202,203,206,207,226,227,232,236,242,243,248,252,554,555,

%U 558,559,570,571,574,575,650,651,654,655,674,675

%N Numbers whose base-4 representation contains exactly one 0 and no 1's.

%H Vincenzo Librandi, <a href="/A045018/b045018.txt">Table of n, a(n) for n = 1..1501</a> [0 inserted by _Georg Fischer_, Jun 27 2019]

%t Select[Range[0,700],DigitCount[#,4,0]==1&&DigitCount[#,4,1]==0&] (* _Harvey P. Dale_, Feb 06 2014 *)

%Y Cf. A007090.

%K nonn,base

%O 1,2

%A _Clark Kimberling_

%E a(1) = 0 inserted by _Georg Fischer_, Jun 27 2019

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 24 19:24 EDT 2024. Contains 371962 sequences. (Running on oeis4.)