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A111635 Smallest prime of the form x^(2^n)+y^(2^n) where x,y are distinct integers. +0
1
2, 5, 17, 257, 65537, 3512911982806776822251393039617, 4457915690803004131256192897205630962697827851093882159977969339137, 1638935311392320153195136107636665419978585455388636669548298482694235538906271958706896595665141002450684974003603106305516970574177405212679151205373697500164072550932748470956551681 (list; graph; listen)
OFFSET

0,1

COMMENT

Is this sequence defined for all n?

CROSSREFS

Cf. A100270, A019434.

Sequence in context: A067339 A096848 A132198 this_sequence A041455 A081465 A128000

Adjacent sequences: A111632 A111633 A111634 this_sequence A111636 A111637 A111638

KEYWORD

nonn

AUTHOR

Max Alekseyev (maxal(AT)cs.ucsd.edu), Aug 09 2005

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Last modified November 18 20:14 EST 2008. Contains 147244 sequences.


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