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A144242
Prime numbers of the form 8^k +- 7.
4
71, 262151, 1073741831, 549755813881, 302231454903657293676551, 85070591730234615865843651857942052871, 23945242826029513411849172299223580994042798784118791
OFFSET
1,1
MATHEMATICA
Select[Sort[Flatten[Table[8^k+{7, -7}, {k, 90}]]], PrimeQ] (* Harvey P. Dale, Aug 08 2016 *)
KEYWORD
nonn
AUTHOR
Reikku Kulon, Sep 15 2008
STATUS
approved