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 A201002 #11 Jun 21 2022 23:37:04 %S A201002 5,22483,450237562331,12994489360387,260223602644254517259, %T A201002 7510419207086038206643,3615797716913419563139283609508083, %U A201002 2089820990182844019889959238674869772826787 %N A201002 Primes in the Lucas U(5,-2) sequence. %C A201002 The Lucas U(5,-2) sequence is A015535. This sequence here contains U(5,-2,n) at n = 2, 7, 17, 19, 29, 31, 47, 59, ... %H A201002 Wikipedia, <a href="http://en.wikipedia.org/wiki/Lucas_sequence#Specific_names">Lucas sequence</a> %Y A201002 Cf. A015535. %K A201002 nonn %O A201002 1,1 %A A201002 _R. J. Mathar_, Jan 08 2013