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 A078205 #7 Jun 22 2025 00:34:00 %S A078205 1,18,261,3502,44003,530004,6200005,71000006,800000008,8900000074, %T A078205 8999000074522,98099900812365,10628099988011209,11446281093786559142, %U A078205 122644629115519160114,13082644736437172941406,139008265613936288720365 %N A078205 a(n) = A078204(n) / A007908(n). %e A078205 a(3) = 261 = 32103/123. %Y A078205 Cf. A007908, A078204. %K A078205 base,nonn %O A078205 1,2 %A A078205 _Amarnath Murthy_, Nov 22 2002 %E A078205 More terms from _Sascha Kurz_, Jan 04 2003