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A122003 Numbers n such that A024152(n) = 12^n - n^12 is prime. 9
1, 13, 25, 325, 833, 2087, 29773 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Corresponding primes of the form A024152[n] = 12^n - n^12 are {11,83695120256591,953962166381085484825907807,...}.

LINKS

Table of n, a(n) for n=1..7.

MATHEMATICA

Do[f=12^n-n^12; If[PrimeQ[f], Print[{n, f}]], {n, 1, 833}]

PROG

(PARI) is(n)=isprime(12^n-n^12) \\ Charles R Greathouse IV, Feb 17 2017

CROSSREFS

Cf. A024152, A072180, A109387.

Sequence in context: A116524 A053404 A295794 * A123827 A105796 A226051

Adjacent sequences:  A122000 A122001 A122002 * A122004 A122005 A122006

KEYWORD

more,nonn

AUTHOR

Alexander Adamchuk, Sep 12 2006

EXTENSIONS

a(6) from Robert G. Wilson v, Sep 14 2006

a(7) from Donovan Johnson, Feb 26 2008

STATUS

approved

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Last modified February 27 19:23 EST 2020. Contains 332308 sequences. (Running on oeis4.)