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 A281496 #14 Mar 30 2017 15:29:19 %S A281496 133,18279,19279,24279,25279,30379,263213,323213,333213,374213,384213, %T A281496 404213,33907213,35117213,37037213,37237213,37537213,39757213, %U A281496 41377213,42088213,42188213,43498213,43598213,45518213,46328213,47138213,48958213,49258213,49658213,51478213,51989213,52289213,54109213,55019213,58049213 %N A281496 Numbers n such that the decimal representation of the Elias delta code of n is a palindromic prime. %C A281496 Numbers n such that A003188(n) is in A002385. %C A281496 a(n) is always odd. %H A281496 Indranil Ghosh, <a href="/A281496/b281496.txt">Table of n, a(n) for n = 1..100</a> %H A281496 Indranil Ghosh, <a href="/A281496/a281496_1.txt">Python program to generate the sequence</a> %e A281496 133 is in the sequence because the decimal representation of its Elias delta code is 14341 which is both prime and palindromic. %e A281496 18279 is in the sequence because the decimal representation of its Elias delta code is 1951591 and 1951591 is both prime and palindromic. %Y A281496 Cf. A002385, A281225, A281382. %K A281496 nonn,base %O A281496 1,1 %A A281496 _Indranil Ghosh_, Jan 23 2017