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!)
A087608 Primes arising in A087605, or 0 if A087605(n) = 0. 7
17, 227, 1117, 11117, 333337, 1000051000051000051000051000051000057, 11111117, 222222227, 4444444447, 66666666667, 888888888887, 1000101000101000101000101000101000101000101000101000101000101000101000107, 191919191919191919191919197, 222222222222227 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..14.

CROSSREFS

Cf. A086920, A087604, A087605, A087606, A087607, A087609, A087610.

Sequence in context: A012095 A296999 A140842 * A078946 A164600 A187636

Adjacent sequences:  A087605 A087606 A087607 * A087609 A087610 A087611

KEYWORD

base,nonn

AUTHOR

Amarnath Murthy, Sep 18 2003

EXTENSIONS

a(6) corrected according to A087605(6) and more terms from Michel Marcus, Feb 28 2014

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 April 18 07:11 EDT 2021. Contains 343072 sequences. (Running on oeis4.)