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A073598
Numbers n such that n^3 + 5 is prime.
1
2, 12, 14, 24, 26, 38, 42, 48, 56, 66, 78, 86, 92, 104, 116, 126, 138, 146, 164, 186, 192, 194, 198, 224, 242, 264, 276, 296, 324, 332, 386, 438, 488, 494, 498, 518, 524, 566, 576, 582, 588, 594, 596, 632, 684, 696, 698, 714, 716, 722, 728, 738, 758, 762, 806
OFFSET
1,1
COMMENTS
For n^3+2 prime see A067200. For n^3+3 prime see A049441.
LINKS
MATHEMATICA
Select[ Range[ 950 ], PrimeQ[ #^3+5 ] & ]
PROG
(Magma) [n: n in [1..900] | IsPrime(n^3 + 5)]; // Vincenzo Librandi, Sep 30 2012
(PARI) is(n)=isprime(n^3+5) \\ Charles R Greathouse IV, Jun 12 2017
CROSSREFS
Sequence in context: A086285 A124163 A108976 * A232768 A022368 A076484
KEYWORD
nonn,easy
AUTHOR
Zak Seidov, Sep 01 2002
STATUS
approved