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 A083139 #17 Sep 24 2018 16:53:14 %S A083139 2,3,5,7,11,101,131,151,181,191,313,353,373,383,727,757,787,797,919, %T A083139 929,10301,10501,10601,11311,11411,12421,12721,12821,13331,13831, %U A083139 13931,14341,14741,15451,15551,16061,16361,16561,16661,17471,17971,18181 %N A083139 Primes in A083137. %C A083139 Conjecture: sequence is infinite. %C A083139 Does this coincide with A002385? It seems possible that the answer is no, since some palindromic primes may be missed in A083137. - _Andrew S. Plewe_ and _N. J. A. Sloane_, May 14 2007 %H A083139 R. J. Mathar, <a href="/A083139/b083139.txt">Table of n, a(n) for n = 1..781</a> %Y A083139 Cf. A083136, A083137, A083138. %Y A083139 Cf. A069217. - _R. J. Mathar_, Sep 17 2008 %K A083139 base,nonn %O A083139 1,1 %A A083139 _Amarnath Murthy_ and Meenakshi Srikanth (menakan_s(AT)yahoo.com), Apr 25 2003 %E A083139 More terms from _Reinhard Zumkeller_, May 05 2003