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.

A058015 Numbers k such that 2^k + k^3 is prime.

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%I A058015 #25 Oct 23 2024 10:50:01
%S A058015 1,5,35,821,1079,1301,3539,16991,20087,29951
%N A058015 Numbers k such that 2^k + k^3 is prime.
%C A058015 a(11) > 2*10^5. - _Michael S. Branicky_, Oct 23 2024
%t A058015 Select[Range[0, 5000], PrimeQ[(2^# + #^3)] &] (* _Vincenzo Librandi_, Sep 29 2012 *)
%o A058015 (PARI) is(n)=ispseudoprime(2^n+n^3) \\ _Charles R Greathouse IV_, Jun 12 2017
%Y A058015 Cf. A000040, A097339.
%K A058015 nonn,more
%O A058015 1,2
%A A058015 Harrison Brown (nanb(AT)mindspring.com), Nov 14 2000
%E A058015 a(5)-a(6) from _Erich Friedman_, Jun 15 2001
%E A058015 a(7) from _Vincenzo Librandi_, Sep 29 2012
%E A058015 a(8)-a(10) from _Michael S. Branicky_, Jun 14 2021