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 A092229 #14 Feb 16 2025 08:32:52 %S A092229 82,210,257,338,466,514,594,722,771,850,978,1028,1106,1234,1285,1362, %T A092229 1490,1542,1618,1746,1799,1874,2002,2056,2130,2258,2313,2386,2514, %U A092229 2570,2642,2770,2827,2898,3026,3084,3154,3282,3341,3410,3538,3598,3666,3794 %N A092229 Numbers k such that numerator of Bernoulli(2*k) is divisible by 257, the tenth irregular prime. %H A092229 Amiram Eldar, <a href="/A092229/b092229.txt">Table of n, a(n) for n = 1..1500</a> %H A092229 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/BernoulliNumber.html">Bernoulli Number</a>. %t A092229 Select[ Range[ 3854], Mod[ Numerator[ BernoulliB[2# ]], 257] == 0 &] %Y A092229 Cf. A000928, A091216, A092221, A092222, A092223, A092224, A092225, A092226, A092227, A092228. %K A092229 nonn %O A092229 1,1 %A A092229 _Robert G. Wilson v_, Feb 25 2004