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!)
A020616 Smallest nonempty set S containing prime divisors of 8k+2 for each k in S. 0
2, 3, 5, 7, 11, 13, 19, 29, 53, 71 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..10.

CROSSREFS

Cf. A020587. [From R. J. Mathar, Oct 26 2008]

Sequence in context: A113188 A242738 A079153 * A275272 A329954 A338396

Adjacent sequences:  A020613 A020614 A020615 * A020617 A020618 A020619

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 | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 13 14:47 EDT 2021. Contains 343860 sequences. (Running on oeis4.)