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%I A081822 #24 Aug 25 2020 10:15:54 %S A081822 8,3,1,4,4,7,2 %N A081822 Outdated value of A070064. %C A081822 This value was given by the International Union of Pure and Applied Chemistry. %H A081822 IUPAC Gold Book, <a href="http://physics.nist.gov/cgi-bin/cuu/Value?r">molar gas constant R</a>. %F A081822 R = 8.314472(15) J mol^-1 K^-1. %Y A081822 Cf. A070064 (modern exact value). %K A081822 dead %O A081822 1,1 %A A081822 _Benoit Cloitre_, Apr 10 2003 %E A081822 References updated by _Natan Arie Consigli_, Mar 15 2016