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 A126040 #11 Dec 19 2024 15:06:06 %S A126040 2,23,271,3251,38993,467903,5614831,67377943,808535311,9702423659, %T A126040 116429083879,1397149006493,16765788077893,201189456934709, %U A126040 2414273483216333,28971281798595971,347655381583151639,4171864578997819661,50062374947973835871,600748499375686030387,7208981992508232364591 %N A126040 a(n) is the largest prime < 12*a(n-1) for n > 1, with a(1) = 2. %H A126040 Artur Jasinski, <a href="/A126040/b126040.txt">Table of n, a(n) for n = 1..30</a> %t A126040 NestList[NextPrime[12#,-1]&,2,20] (* _Harvey P. Dale_, Oct 02 2011 *) %Y A126040 Cf. A126031. %K A126040 nonn %O A126040 1,1 %A A126040 _Artur Jasinski_, Dec 16 2006