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!)
A124336 Largest prime < 10*a(n-1), a(1)=23. 1
23, 229, 2287, 22861, 228601, 2285981, 22859783, 228597829, 2285978263, 22859782619, 228597826159, 2285978261587, 22859782615849, 228597826158469, 2285978261584687, 22859782615846861, 228597826158468593 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..200

MATHEMATICA

NestList[NextPrime[10 #, -1] &, 23, 30] (* Vincenzo Librandi, Jun 28 2014 *)

CROSSREFS

Cf. A006902, A040016, A120031-A120041.

Sequence in context: A051819 A179631 A144248 * A010829 A022715 A060189

Adjacent sequences:  A124333 A124334 A124335 * A124337 A124338 A124339

KEYWORD

nonn

AUTHOR

Artur Jasinski, Dec 16 2006

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 October 3 04:21 EDT 2022. Contains 357230 sequences. (Running on oeis4.)