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

 

Logo

The submissions stack has been unacceptably high for several months now. Please voluntarily restrict your submissions and please help with the editing. (We don't want to have to impose further limits.)

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A034924 Numbers n such that 47^n-46 is prime. 0
5, 11, 13, 53, 115, 899 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Related to hyperperfect numbers of a certain form.

LINKS

Table of n, a(n) for n=1..6.

J. S. McCranie, A study of hyperperfect numbers, J. Int. Seqs. Vol. 3 (2000) #P00.1.3

MATHEMATICA

Select[Range[2000], PrimeQ[47^# - 46] &] (* Vincenzo Librandi, Sep 26 2012 *)

CROSSREFS

Sequence in context: A116440 A098720 A115091 * A018607 A032481 A236411

Adjacent sequences:  A034921 A034922 A034923 * A034925 A034926 A034927

KEYWORD

nonn

AUTHOR

Jud McCranie

EXTENSIONS

a(6) from Vincenzo Librandi, Sep 26 2012

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 August 27 17:19 EDT 2015. Contains 261095 sequences.