login
This site is supported by donations to The OEIS Foundation.

 

Logo

Annual Appeal: Today, Nov 11 2014, is the 4th anniversary of the launch of the new OEIS web site. 70,000 sequences have been added in these four years, all edited by volunteers. Please make a donation (tax deductible in the US) to help keep the OEIS running.

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A165330 Result of repeatedly replacing a number by the sum of the cubes of its digits until a fixed point or cycle is reached. 16
0, 1, 371, 153, 133, 371, 153, 370, 371, 153, 1, 371, 153, 133, 371, 153, 217, 371, 153, 370, 371, 153, 217, 371, 153, 133, 371, 153, 133, 371, 153, 133, 371, 153, 370, 371, 153, 370, 371, 153, 133, 371, 153, 370, 371, 153, 133, 407, 153, 1459, 371, 153, 133 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

COMMENTS

Range = A046156;

A055012(A165332(n)) = A165332(n);

A055012(A055012(A165336(n)))=A165336(n) or A055012(A055012(A055012(A165336(n))))=A165336(n);

for n>0: a(n) = 153 iff n mod 3 = 0, see A008585; a(A165340(n,k))=153, 0<=k<=n;

a(n) = 371 or a(n) = 407 iff n mod 3 = 2, see A016789.

LINKS

R. Zumkeller, Table of n, a(n) for n = 0..20000

CROSSREFS

Sequence in context: A225104 A234985 A037232 * A051182 A161362 A203924

Adjacent sequences:  A165327 A165328 A165329 * A165331 A165332 A165333

KEYWORD

base,nonn

AUTHOR

Reinhard Zumkeller, Sep 17 2009

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Superseeker | Recent | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified December 18 14:15 EST 2014. Contains 252161 sequences.