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 A084397 #4 Dec 05 2013 19:56:16 %S A084397 1,6,41,309,24722,2060169,176585917,15451267740,1373446021336, %T A084397 123610141920243,11237285629113003,1030084516002025278, %U A084397 95084724554033102588,8829295851445930954604,824067612801620222429711 %N A084397 a(n) = n-th partial concatenation of A084396(n) divided by n. %Y A084397 Cf. A084396. %K A084397 base,nonn %O A084397 1,2 %A A084397 _Amarnath Murthy_, May 31 2003 %E A084397 More terms from _David Wasserman_, Dec 21 2004