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.
%I A124253 #22 Sep 08 2022 08:45:28 %S A124253 1,2,3,5,6,9,17,20,23,27,30,39,41,47,51,57,68,72,74,78,80,96,105,111, %T A124253 113,122,126,131,132,134,137,143,144,149,153,161,174,176,182,189,249, %U A124253 251,254,263,264,281,282,293,300,311,317,321,324,342,344,350,354,363 %N A124253 Numbers k such that 1 + k^3 + k^5 is prime. %t A124253 Select[Range[400],PrimeQ[1+#^3+#^5]&] (* _Harvey P. Dale_, Apr 10 2012 *) %o A124253 (Magma) [n: n in [0..400] | IsPrime(1+n^3+n^5)] // _Vincenzo Librandi_, Mar 26 2010 %o A124253 (PARI) is(n)=isprime(1+n^3+n^5) \\ _Charles R Greathouse IV_, Jun 13 2017 %K A124253 nonn,easy %O A124253 1,2 %A A124253 _Zak Seidov_, Dec 12 2006 %E A124253 More terms from _Vincenzo Librandi_, Mar 26 2010