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!)
A068547 Numbers n such that n*tau(n)>5*prime(n). 0
2520, 3360, 3780, 3960, 4200, 4320, 5040, 6300, 6720, 7200, 7560, 7920, 8400, 8640, 8820, 9240, 9360, 9900, 10080, 10560, 10800, 10920, 11088, 11340, 11520, 11700, 11760, 11880, 12096, 12240, 12480, 12600, 12960, 13104, 13200, 13440, 13680 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
MATHEMATICA
Select[Range[15000], # DivisorSigma[0, #]>5 Prime[#]&] (* Harvey P. Dale, Jul 17 2023 *)
CROSSREFS
Sequence in context: A131662 A068352 A175754 * A094515 A179700 A066531
KEYWORD
easy,nonn
AUTHOR
Benoit Cloitre, Mar 22 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 March 29 06:57 EDT 2024. Contains 371265 sequences. (Running on oeis4.)