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!)
A137069 Numbers k such that k and k^2 use only the digits 2, 3, 4, 5 and 8. 1

%I #7 Apr 12 2024 09:51:27

%S 2,5,22,232,235,482,485,585,2332,2335,2885,4832,23332,23335,23522,

%T 28885,48522,58522,228885,232885,233332,233335,233522,288885,482585,

%U 483585,484235,488388,2328832,2332885,2333332,2333335,2354235,2354482,2885885,4835828,5324832,22852885,23332885,23333332,23333335,23525485,23548522,24255485

%N Numbers k such that k and k^2 use only the digits 2, 3, 4, 5 and 8.

%C Generated with DrScheme.

%H Jonathan Wellons, <a href="/A137069/b137069.txt">Table of n, a(n) for n = 1..242</a>

%H J. Wellons, <a href="https://web.archive.org/web/20090206165028/http://jonathanwellons.com/shared-digits/">Tables of Shared Digits</a> [archived]

%e 242535245353232^2 = 58823345238552444448452845824.

%K base,nonn,changed

%O 1,1

%A Jonathan Wellons (wellons(AT)gmail.com), Jan 22 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 April 23 23:26 EDT 2024. Contains 371917 sequences. (Running on oeis4.)