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!)
A071887 Conjectured values of n whose trajectory under map x -> A002487(x)*A002487(x+1) does not go into a cycle. 3
37, 38, 41, 54, 57, 58 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Why isn't 42 in this list? It does not enter a cycle in under 100 iterations which is as far as I could check. [Sean A. Irvine, Oct 05 2011]
LINKS
CROSSREFS
Sequence in context: A296871 A346383 A337453 * A168143 A111043 A041683
KEYWORD
nonn,more
AUTHOR
J. H. Conway, Jun 10 2002
STATUS
approved

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 12 22:48 EDT 2024. Contains 371639 sequences. (Running on oeis4.)