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A172041
Primes of the form 2^p-3 with p also prime.
1
5, 29, 536870909, 13803492693581127574869511724554050904902217944340773110325048447598589
OFFSET
1,1
COMMENTS
Next two terms are 2^42689-3 and 2^69337-3.
Subsequence of A050415.
Corresponding p are the primes in A050414.
The next term has 12851 digits. - Harvey P. Dale, Aug 27 2023
MATHEMATICA
Select[Table[2^p-3, {p, Prime[Range[100]]}], PrimeQ] (* Harvey P. Dale, Aug 27 2023 *)
CROSSREFS
Sequence in context: A056869 A228028 A237256 * A187605 A266569 A098346
KEYWORD
nonn
AUTHOR
Vincenzo Librandi, Jan 24 2010
EXTENSIONS
Definition clarified by R. J. Mathar, Jan 28 2010
STATUS
approved