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 A119535 #14 Jun 26 2022 05:10:52 %S A119535 2,13,37,107,113,137,1013,1237,1367,10079,10139,12379,13679,100279, %T A119535 100379,123479,1001237,1002347,1003679,1012379 %N A119535 Primeval primes: primes in A072857. %H A119535 Ernest G. Hibbs, <a href="https://www.proquest.com/openview/4012f0286b785cd732c78eb0fc6fce80">Component Interactions of the Prime Numbers</a>, Ph. D. Thesis, Capitol Technology Univ. (2022), see p. 33. %H A119535 M. Keith, <a href="http://www.cadaeic.net/primeval.htm">Integers containing many embedded primes</a> %Y A119535 Cf. A028864, A072857. %K A119535 nonn,more %O A119535 1,1 %A A119535 _N. J. A. Sloane_, Jan 25 2008 %E A119535 More terms extracted from A072857. - _R. J. Mathar_, Jun 11 2010