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!)
A144800 Integers having ideal digital mean up to base 5. 6

%I #15 May 16 2024 11:50:07

%S 3468,3696,3864,3984,33918,34158,34674,36294,36990,37230,37302,37326,

%T 37722,38046,38106,38322,38478,38670,38682,38730,40038,40086,40326,

%U 40722,41334,43350,45270,45390,49278,49518,49638,49878,49950,50478,50586,50610,50718,50742

%N Integers having ideal digital mean up to base 5.

%C Subset of A031443, A144798 and A144799.

%C These numbers have digital mean dm(b, n) = (Sum_{i=1..d} 2*d_i - (b-1)) / (2*d) = 0, where d is the number of digits in the base b representation of n and d_i the individual digits, for 2 <= b <= 5.

%H Jason Yuen, <a href="/A144800/b144800.txt">Table of n, a(n) for n = 1..10000</a>

%Y Cf. A007953, A008591, A031443, A144777, A144798, A144799, A364714.

%K base,nonn

%O 1,1

%A _Reikku Kulon_, Sep 21 2008

%E Added accidentally omitted terms. - _Reikku Kulon_, Sep 24 2008

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 August 14 03:04 EDT 2024. Contains 375146 sequences. (Running on oeis4.)