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 A032558 #11 Sep 04 2021 13:24:49 %S A032558 1,1,1,1,1,1,1,1,1,2,2,2,6,6,6,8,8,8,8,10,10,10,13,13,13,13,16,16 %N A032558 Quotient of 'base-13' division described in A032557. %Y A032558 Cf. A032557. See also A032563 for explanation. %K A032558 nonn,base,more %O A032558 1,10 %A A032558 _Patrick De Geest_, Apr 15 1998 %E A032558 More terms from Larry Reeves (larryr(AT)acm.org), Oct 02 2000 and Mar 21 2001 %E A032558 Offset changed to 1 by _Jinyuan Wang_, Sep 04 2021