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A125264
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Numbers n such that n^10 + 9 is prime.
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7
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2, 8, 238, 310, 338, 442, 542, 688, 698, 872, 920, 1198, 1330, 1382, 1538, 1558, 1678, 1702, 1712, 1768, 1882, 2032, 2080, 2102, 2260, 2312, 2408, 2440, 2540, 2642, 3112, 3170, 3188, 3268, 3320, 3580, 3740, 3742, 3770, 3980, 4028, 4048, 4148, 4292, 4472
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OFFSET
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1,1
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LINKS
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Carmine Suriano, Table of n, a(n) for n = 1..1524
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MATHEMATICA
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lst={}; k=10; Do[If[PrimeQ[n^k+k-1], AppendTo[lst, n]], {n, 0, 10^4}]; lst (* Vladimir Joseph Stephan Orlovsky, Sep 10 2008 *)
Select[Range[5000], PrimeQ[#^10+9]&] (* Harvey P. Dale, Nov 17 2014 *)
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PROG
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(PARI) is(n)=isprime(n^10+9) \\ Charles R Greathouse IV, Feb 17 2017
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CROSSREFS
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Other sequences of the type "Numbers n such that n^k + k - 1 is prime": A000040 (k=1), A005574 (k=2), A067200 (k=3), A125259 (k=4), A125260 (k=5), A125261 (k=6), A125262 (k=7), A125263 (k=8), this sequence (k=10), A125265 (k=11).
Sequence in context: A091503 A009588 A338543 * A028985 A067583 A120378
Adjacent sequences: A125261 A125262 A125263 * A125265 A125266 A125267
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KEYWORD
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nonn
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AUTHOR
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Zak Seidov, Nov 26 2006
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STATUS
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approved
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