login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A033965 Trajectory of 1 under map n->17n+1 if n odd, n->n/2 if n even 0
1, 18, 9, 154, 77, 1310, 655, 11136, 5568, 2784, 1392, 696, 348, 174, 87, 1480, 740, 370, 185, 3146, 1573, 26742, 13371, 227308, 113654, 56827, 966060, 483030, 241515, 4105756, 2052878, 1026439, 17449464 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..32.

MATHEMATICA

NestList[If[EvenQ[#], #/2, 17#+1]&, 1, 40] (* Harvey P. Dale, Jan 24 2015 *)

CROSSREFS

Sequence in context: A040309 A146676 A147438 * A146415 A089517 A290345

Adjacent sequences:  A033962 A033963 A033964 * A033966 A033967 A033968

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 9 10:39 EDT 2021. Contains 343732 sequences. (Running on oeis4.)