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 A058477 #5 Mar 30 2012 16:48:55 %S A058477 0,0,0,3,20,225,3074,50365,958880,20786745,505233986,13603353929, %T A058477 401819713272,12917450788957,448922610588490,16770152528046333, %U A058477 670096317408222528,28517474585339343409,1287722135213121579202 %N A058477 Total number of multiple edges in all essentially series series-parallel networks with n labeled edges, multiple edges allowed. %D A058477 J. W. Moon, Some enumerative results on series-parallel networks, Annals Discrete Math., 33 (1987), 199-226 (the e.g.f. M_S(x)). %H A058477 <a href="/index/Mo#Moon87">Index entries for sequences mentioned in Moon (1987)</a> %F A058477 E.g.f. = e.g.f. for A058476 - (exp(-x)-1+x). %K A058477 nonn %O A058477 0,4 %A A058477 _N. J. A. Sloane_, Dec 20 2000