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Search: id:A057469
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| A057469 |
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Prime numbers n such that (2^n + 3^n)/5 is prime. |
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+0
16
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OFFSET
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1,1
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MATHEMATICA
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Do[ If[ PrimeQ[ n ], If[ PrimeQ[ (3^n + 2^n)/5 ], Print[ n ] ] ], {n, 0, 6270} ]
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CROSSREFS
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Primes of form (3^n + 2^n)/5 are listed in A127908.
Sequence in context: A125220 A016081 A105762 this_sequence A082598 A082599 A123259
Adjacent sequences: A057466 A057467 A057468 this_sequence A057470 A057471 A057472
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KEYWORD
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nonn
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AUTHOR
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Robert G. Wilson v (rgwv(AT)rgwv.com), Sep 09 2000
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EXTENSIONS
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More terms from Kamil Duszenko (kdusz(AT)wp.pl), Apr 11 2003
Definition corrected by Alexander Adamchuk, Feb 06 2007
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