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 A088929 #3 Mar 30 2012 18:36:39 %S A088929 1,1,2,6,23,102,497,2586,14121,80006,466658,2786516,16963465, %T A088929 104952998,658331520,4178564242,26795934011,173388619910, %U A088929 1130909675998,7428671873154,49107718199253,326490488777384,2181920676380877 %N A088929 Coefficient of x^n in A(x)^n is A087457(n) for n>=1. %C A088929 A087457 gives number of odd length roads between any adjacent nodes in virtual optimal chordal ring of degree 3. %Y A088929 Cf. A087457, A088930. %K A088929 nonn %O A088929 0,3 %A A088929 _Paul D. Hanna_, Oct 24 2003