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 A203745 #8 Jan 09 2013 03:50:47
%S A203745 1,9,343,159201,405644148,8381289855897,1133306048131390809,
%T A203745 1093947085320463930138128,7194345828945469232715564421275,
%U A203745 327523371985748110292890409683276560873,102224358690662476283916918246343386308640672768
%N A203745 v(n+1)/v(n), where v=A203744.
%C A203745 See A093883 for a discussion and guide to related sequences.
%t A203745 f[j_] := Fibonacci[j]; z = 11;
%t A203745 u := Product[f[j]^2 - f[j] f[k] + f[k]^2, {j, 1, k - 1}]
%t A203745 v[n_] := Product[u, {k, 2, n}]
%t A203745 Table[v[n], {n, 1, z}] (* A203744 *)
%t A203745 Table[v[n + 1]/v[n], {n, 1, z}] (* A203745 *)
%K A203745 nonn
%O A203745 1,2
%A A203745 _Clark Kimberling_, Jan 05 2012