login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A230581 Numbers n such that n^10 - n - 1 is prime. 0
2, 4, 5, 6, 7, 14, 22, 25, 40, 47, 50, 57, 60, 69, 71, 76, 102, 107, 111, 114, 127, 137, 146, 152, 172, 189, 196, 197, 207, 212, 231, 251, 267, 277, 284, 291, 294, 296, 307, 309, 316, 319, 324, 371, 386, 392, 397, 412, 414, 445, 447, 467, 481, 494, 524, 527 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..56.

PROG

(PARI) for(n=1, 10^3, if(isprime(n^10-n-1), print1(n, ", "))); \\ Joerg Arndt, Oct 24 2013

CROSSREFS

Sequence in context: A134532 A282278 A268448 * A248962 A323455 A133398

Adjacent sequences:  A230578 A230579 A230580 * A230582 A230583 A230584

KEYWORD

nonn

AUTHOR

Edward Jiang, Oct 23 2013

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 February 22 20:03 EST 2019. Contains 320403 sequences. (Running on oeis4.)