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 A118844 #11 Feb 13 2021 01:14:14 %S A118844 2,3,4,5,6,7,8,9,10,11,12,14,15,16,17,18,20,22,23,24,27,28,30,32,33, %T A118844 34,35,36,40,43,44,45,46,48,51,54,56,60,64,65,66,67,68,70,72,77,80,83, %U A118844 85,86,88,90,92,96,99,102,108,112,119,120,128,129,130,131,132,134,135,136 %N A118844 Numbers that have only Brauer chains as shortest addition chains. %C A118844 Indices of zeros in A079302. See A079301 for the definition of a Brauer addition chain. %H A118844 Giovanni Resta, <a href="http://www.numbersaplenty.com/ac/">Tables of Shortest Addition Chains, </a> computed by David W. Wilson. %Y A118844 Cf. A079301 (number of minimal Brauer chains for n), A079302 (number of minimal non-Brauer chains for n), A118845 (numbers with shortest non-Brauer chains). %K A118844 nonn %O A118844 1,1 %A A118844 _Hugo Pfoertner_, May 01 2006