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A185660 Numbers n such that (n^3 + 11*n) +/-1 is a twin prime pair. 2

%I

%S 1,2,3,4,5,6,7,8,9,11,13,15,16,17,20,22,37,44,46,48,52,57,61,63,68,69,

%T 70,72,81,84,86,94,96,99,101,106,108,112,117,123,124,134,138,162,178,

%U 189,191,193,200,202,206,223,224,229,260,264,271,279,282,294,297

%N Numbers n such that (n^3 + 11*n) +/-1 is a twin prime pair.

%H G. C. Greubel, <a href="/A185660/b185660.txt">Table of n, a(n) for n = 1..5000</a>

%H <a href="http://primes.utm.edu/curios/page.php?curio_id=23218">Prime curio for 829</a>

%e For n=9 the a(9) equals the twin prime pair {827, 829}.

%t Select[Range[300], PrimeQ[#^3 + 11# - 1] && PrimeQ[#^3 + 11# + 1] &]

%t Select[Range[300],AllTrue[#^3+11#+{1,-1},PrimeQ]&] (* The program uses the AllTrue function from Mathematica version 10 *) (* _Harvey P. Dale_, Nov 28 2014 *)

%Y Cf. A000040, A001097.

%K nonn

%O 1,2

%A _G. L. Honaker, Jr._, Feb 08 2011; Proposed by _Steve Homewood_

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Last modified September 19 15:31 EDT 2019. Contains 327199 sequences. (Running on oeis4.)