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A154834
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Primes p such that p^5 - 2 is also prime.
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9
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3, 13, 31, 139, 181, 211, 229, 271, 523, 619, 751, 853, 1063, 1483, 1699, 2791, 3361, 3463, 3541, 3769, 4051, 4201, 4801, 4861, 4903, 5521, 5689, 5701, 6163, 6211, 6763, 6823, 6949, 7621, 8059, 8269, 8389, 8419, 8563, 8689, 8713, 9001, 9103, 9319, 10303
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OFFSET
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1,1
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COMMENTS
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LINKS
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EXAMPLE
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3^5 - 2 = 241 is prime,
13^5 - 2 = 371291 is prime, ...
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MATHEMATICA
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lst={}; Do[p=n^5-2; If[PrimeQ[p], If[PrimeQ[n], AppendTo[lst, n]]], {n, 0, 7!}]; lst
Select[Prime[Range[1300]], PrimeQ[#^5-2]&] (* Harvey P. Dale, Feb 09 2019 *)
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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