cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A107305 Numbers k such that 11*k - 13 is prime.

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%I A107305 #24 Sep 08 2022 08:45:18
%S A107305 4,6,10,16,22,24,30,36,42,60,64,70,76,84,90,94,100,102,106,120,126,
%T A107305 132,136,142,144,150,160,172,174,184,192,196,210,214,226,232,244,246,
%U A107305 256,270,274,276,280,282,294,304,316,322,330,340,346,354,360,366,370,372
%N A107305 Numbers k such that 11*k - 13 is prime.
%C A107305 11 and 13 are twin primes.
%C A107305 All terms must be even. - _Harvey P. Dale_, Jul 29 2016
%H A107305 Daniel Starodubtsev, <a href="/A107305/b107305.txt">Table of n, a(n) for n = 1..10000</a>
%e A107305 If k=4, then 11*k - 13 = 31 (prime).
%e A107305 If k=60, then 11*k - 13 = 647 (prime).
%t A107305 Select[Range[2,400,2],PrimeQ[11#-13]&] (* _Harvey P. Dale_, Jul 29 2016 *)
%o A107305 (Magma) [n: n in [2..100000] | IsPrime(11*n - 13)]; // _Vincenzo Librandi_, Nov 13 2010
%o A107305 (PARI) is(n)=isprime(11*n-13) \\ _Charles R Greathouse IV_, Jun 13 2017
%Y A107305 Cf. A141856 (the resulting primes).
%K A107305 nonn,easy
%O A107305 1,1
%A A107305 _Parthasarathy Nambi_, May 20 2005