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A144245 Prime numbers of the form 9^k +- 8. 4
17, 73, 89, 6553, 6569, 4782961, 4782977, 3486784393, 3486784409, 31381059601, 1350851717672992097, 984770902183611232889, 381520424476945831628649898801, 969773729787523602876821942164080815560169 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Harvey P. Dale, Table of n, a(n) for n = 1..20

MATHEMATICA

Select[Union[Flatten[#+{8, -8}&/@(9^Range[100])]], PrimeQ] (* Harvey P. Dale, Oct 24 2012 *)

CROSSREFS

Cf. A000040, A000668, A144231, A144232, A144233, A144234, A144236, A144242

Sequence in context: A121243 A039371 A245042 * A307718 A139919 A043194

Adjacent sequences:  A144242 A144243 A144244 * A144246 A144247 A144248

KEYWORD

nonn

AUTHOR

Reikku Kulon, Sep 15 2008

EXTENSIONS

One additional term from Harvey P. Dale, Oct 24 2012

STATUS

approved

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Last modified November 15 01:07 EST 2019. Contains 329142 sequences. (Running on oeis4.)