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 A124337 #12 Dec 15 2024 15:46:40 %S A124337 37,367,3659,36587,365851,3658493,36584923,365849221,3658492207, %T A124337 36584922001,365849219993,3658492199881,36584921998777, %U A124337 365849219987749,3658492199877481,36584921998774777,365849219987747737,3658492199877477343,36584921998774773359,365849219987747733553 %N A124337 Largest prime < 10*a(n-1), a(1)=37. %H A124337 Vincenzo Librandi, <a href="/A124337/b124337.txt">Table of n, a(n) for n = 1..200</a> %t A124337 NestList[NextPrime[10 #, -1]&, 37, 30] (* _Vincenzo Librandi_, Jun 28 2014 *) %Y A124337 Cf. A124262. %K A124337 nonn %O A124337 1,1 %A A124337 _Artur Jasinski_, Dec 16 2006