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 A129729 #10 Jun 08 2021 02:24:28 %S A129729 2,3,107,1283,8747,21401,34667,46187,104003,137387,138563,374929, %T A129729 549547,2204243,2771281,2808107,11128427,11223683,13497443,14880347, %U A129729 21747529,22753547,23712683,33697283,44513387,46970929,57395627,65898683 %N A129729 Primes dividing numbers k such that k divides the k-th Lucas number A000032(k). %C A129729 A prime p belongs to this sequence iff for some positive integer m, m*p divides A000032(m*p) or, alternatively, m*p belongs to A016089. %C A129729 The minimum multiples from A016089 of listed primes are given by A140258. %H A129729 C. Smyth, <a href="https://cs.uwaterloo.ca/journals/JIS/VOL13/Smyth/smyth2.html">The terms in Lucas Sequences divisible by their indices</a>, JIS 13 (2010) #10.2.4. %Y A129729 Cf. A000032, A016089, A140258. %K A129729 nonn %O A129729 1,1 %A A129729 _Alexander Adamchuk_, May 12 2007 %E A129729 Revised and extended by _Max Alekseyev_, May 16 2008