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 A195533 #5 Mar 30 2012 18:57:47 %S A195533 15,12,187,5369,3780,25671,264872,788645,3134880,3718905557, %T A195533 4030571095,35327603721,664734195719,3307237028677,3468697164156, %U A195533 94483477467295,3231757028642164,62954929700849833 %N A195533 Numerators b(n) of Pythagorean approximations b(n)/a(n) to sqrt(5). %C A195533 See A195500 for discussion and list of related sequences; see A195532 for Mathematica program. %Y A195533 Cf. A195500, A195532, A195534. %K A195533 nonn %O A195533 1,1 %A A195533 _Clark Kimberling_, Sep 20 2011