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 A247148 #15 Apr 03 2023 10:36:13 %S A247148 2,5,108947,4940867 %N A247148 Primes p that divide LS(p), where LS is the "Look and Say" function (A045918). %C A247148 a(5) > 4*10^12. - _Tyler Busby_, Feb 02 2023 %H A247148 Chris K. Caldwell and G. L. Honaker, <a href="https://t5k.org/curios/page.php?short=108947">Prime Curio for 108947</a> %e A247148 a(2)=5, because 5 is prime and divides LS(5) or 15. %Y A247148 Cf. A000040, A045918, A079342. %K A247148 nonn,more,hard,base %O A247148 1,1 %A A247148 _G. L. Honaker, Jr._, Nov 20 2014 %E A247148 a(4) from _Alois P. Heinz_, Nov 20 2014