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!)
A020578 Smallest nonempty set S containing prime divisors of 2k+7 for each k in S. 0
3, 5, 11, 13, 17, 29, 37, 41, 89 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..9.

CROSSREFS

Sequence in context: A062391 A038951 A154500 * A250481 A227011 A243627

Adjacent sequences: A020575 A020576 A020577 * A020579 A020580 A020581

KEYWORD

nonn,fini,full

AUTHOR

David W. Wilson

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 February 7 12:58 EST 2023. Contains 360123 sequences. (Running on oeis4.)