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 A087807 #16 Nov 17 2019 10:23:34 %S A087807 23,47,14759,49727,124799,304751,497261,609503,1828507,2685259, %T A087807 10741037,12872687,13877879,23462213,23652649,27755759,29134267, %U A087807 31908959,53753807,65205263,132771091,218148653,341965703,551361983,734951759 %N A087807 Prime factors of solutions to 24^n == 1 (mod n). %C A087807 Primes that divide at least one term of A014960. %C A087807 Prime p is in this sequence iff the multiplicative order of 24 modulo p is the product of smaller terms of this sequence. - _Max Alekseyev_, May 26 2010 %e A087807 A014960(12) = 2870377 = 23 * 124799 %Y A087807 Cf. A014960, A057719, A171980, A134360, A136372, A136373, A129729, A066364. %K A087807 hard,nonn %O A087807 1,1 %A A087807 _Thomas Baruchel_, Oct 14 2003 %E A087807 Corrected and extended by _Max Alekseyev_, May 26 2010 %E A087807 Edited by _Max Alekseyev_, Nov 16 2019