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 A244383 #11 Sep 08 2022 08:46:08 %S A244383 2,10,24,50,64,70,138,204,222,238,270,278,344,362,448,498,508,574,814, %T A244383 964,994,1188,1216,1340,1374,1394,1426,1454,1510,1556,1582,1652,1748, %U A244383 1760,1880,2060,2180,2192,2224,2424,2436,2500,2674,2784,2874,3166,3168,3190 %N A244383 Numbers k such that 1 + k + k^3 + k^5 + k^7 + k^9 + ... + k^29 is prime. %H A244383 Vincenzo Librandi, <a href="/A244383/b244383.txt">Table of n, a(n) for n = 1..1000</a> %t A244383 Select[Range[6000], PrimeQ[Total[#^Range[1, 29, 2]] + 1] &] %o A244383 (Magma) [n: n in [0..5500] | IsPrime(s) where s is 1+&+[n^i: i in [1..29 by 2]]]; %Y A244383 Cf. similar sequences listed in A244376. %K A244383 nonn,easy %O A244383 1,1 %A A244383 _Vincenzo Librandi_, Jun 27 2014