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 A119566 #19 Jul 07 2024 21:14:22 %S A119566 22,13112221133211322112211213322112,312211322212221121123222112, %T A119566 111312211312113221133211322112211213322112, %U A119566 1321132122211322212221121123222112,3113112211322112211213322112 %N A119566 Periodic table of elements associated with the Look-and-Say sequence A005150. %C A119566 See A005150 for further comments, links and references. %D A119566 J. H. Conway, The weird and wonderful chemistry of audioactive decay, Eureka 46 (1986) 5-16. %D A119566 J. H. Conway, The weird and wonderful chemistry of audioactive decay, in T. M. Cover and Gopinath, eds., Open Problems in Communication and Computation, Springer, NY 1987, pp. 173-188. %H A119566 Henry Bottomley, <a href="/A119566/b119566.txt">Table of n, a(n) for n = 1..92</a> (with a(41) corrected by Shashank Bhatt). %H A119566 Henry Bottomley, <a href="http://www.se16.info/js/lands2.htm">Evolution of Conway's 92 Look and Say audioactive elements</a> %Y A119566 Cf. A005150, A213979 (in lexicographic order), A215403 (transuranic isotopes). %K A119566 nonn,fini,full,base %O A119566 1,1 %A A119566 _N. J. A. Sloane_, May 31 2006