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!)
A102739 Numbers n such that 6*10^n-11 is prime. 0
9, 15, 21, 44, 58, 64, 96, 108, 138, 160, 222, 534, 2060, 2446 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Some of the larger entries may only correspond to probable primes.

Numbers corresponding to terms <= 534 are certified primes. - Klaus Brockhaus, Feb 16 2005

LINKS

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

PROG

(PARI) is(n)=ispseudoprime(6*10^n-11) \\ Charles R Greathouse IV, Jun 13 2017

CROSSREFS

Sequence in context: A072572 A029708 A125215 * A124622 A189051 A274288

Adjacent sequences:  A102736 A102737 A102738 * A102740 A102741 A102742

KEYWORD

nonn

AUTHOR

Tom Mueller (muel4503(AT)uni-trier.de), Feb 08 2005

EXTENSIONS

a(12) to a(14) from Klaus Brockhaus, Feb 16 2005

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 September 21 13:20 EDT 2020. Contains 337272 sequences. (Running on oeis4.)