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 A059125 #5 Sep 12 2022 21:50:10 %S A059125 0,0,1,0,0,1,1,1,0,0,1,1,0,1,1,0,0,0,1,0,0,1,1,0,0,0,1,1,0,1,1,0,0,0, %T A059125 1,0,0,1,1,1,0,0,1,1,0,1,1,1,0,0,1,0,0,1,1,0,0,0,1,1,0,1,1,1,0,0,1,0, %U A059125 0,1,1,1,0,0,1,1,0,1,1,0,0,0,1,0,0,1,1,0,0,0,1,1,0,1,1,1,0,0,1,0,0,1,1,1,0 %N A059125 A self-generated dragon-like folding sequence. %H A059125 Sean A. Irvine, <a href="/A059125/b059125.txt">Table of n, a(n) for n = 0..10000</a> %F A059125 Limit of m(i+1)=m(i).x(i).Mir(Bar(m(i))), m(1)=0; Mir is the antimorphism Mir(mm')=Mir(m)Mir(m'), Bar the alphabetic morphism Bar(0)=1, Bar(1)=0 and x(i) the letter of rank i into the limit. %e A059125 m(1)=.0., m(2)=0.0.1, m(3)=001.0.011, m(4)=0010011.1.0011011, m(5)=001001110011011.0.001001100011011 %Y A059125 Cf. A014707, A038189. %K A059125 nonn %O A059125 0,1 %A A059125 Claude Lenormand (claude.lenormand(AT)free.fr), Feb 14 2001