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!)
A079718 Perfect numbers read digit-by-digit. 1

%I #6 Nov 19 2017 01:44:34

%S 6,2,8,4,9,6,8,1,2,8,3,3,5,5,0,3,3,6,8,5,8,9,8,6,9,0,5,6,1,3,7,4,3,8,

%T 6,9,1,3,2,8,2,3,0,5,8,4,3,0,0,8,1,3,9,9,5,2,1,2,8,2,6,5,8,4,5,5,9,9,

%U 1,5,6,9,8,3,1,7,4,4,6,5,4,6,9,2,6,1,5,9,5,3,8,4,2,1,7,6,1,9,1,5,6,1,9,4,2

%N Perfect numbers read digit-by-digit.

%H M. J. Halm, <a href="http://untilheaven.tripod.com/id112.htm">Sequences</a>

%F Digitally expand perfect numbers so that each digit becomes a term in the new sequence.

%e E.g., a(10)= 8 because 8 = 10th digit in the perfect number sequence (A000396): 6, 28, 496, 8128, ...

%Y Cf. A007376, A000396.

%K nonn,base

%O 1,1

%A _Michael Joseph Halm_, Feb 17 2003

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 March 29 02:16 EDT 2024. Contains 371264 sequences. (Running on oeis4.)