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!)
A028581 Quotients associated with A024011. 3
1, 2, 9, 15001, 10736033, 731778483019656 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

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

MATHEMATICA

lst={}; s=0; Do[p=Prime[n]; s=s+p; r=s/p; If[r==IntegerPart[r], AppendTo[lst, r]], {n, 1, 10^6}]; lst (* Vladimir Joseph Stephan Orlovsky, Aug 07 2008 *)

CROSSREFS

Cf. A024011, A007506, A028582.

Sequence in context: A296654 A027734 A328201 * A030252 A325624 A049384

Adjacent sequences:  A028578 A028579 A028580 * A028582 A028583 A028584

KEYWORD

nonn,nice,more

AUTHOR

G. L. Honaker, Jr.

EXTENSIONS

a(5) from Kok Seng Chua (chuaks(AT)ihpc.nus.edu.sg), May 14 2000

a(6) from Paul W. Dyson, Apr 16 2022

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 May 25 05:58 EDT 2022. Contains 354048 sequences. (Running on oeis4.)