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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
OFFSET
1,1
LINKS
MATHEMATICA
Select[Union[Flatten[#+{8, -8}&/@(9^Range[100])]], PrimeQ] (* Harvey P. Dale, Oct 24 2012 *)
KEYWORD
nonn
AUTHOR
Reikku Kulon, Sep 15 2008
EXTENSIONS
One additional term from Harvey P. Dale, Oct 24 2012
STATUS
approved