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 A195534 #5 Mar 30 2012 18:57:47 %S A195534 17,13,205,5881,4141,28121,290153,863917,3434089,4073856925, %T A195534 4415269417,38699450921,728179827481,3622896647245,3799767363925, %U A195534 103501463840737,3540212449926365,68963670206614825 %N A195534 Hypotenuses of primitive Pythagorean triples in A195532 and A195533. %C A195534 See A195500 for discussion and list of related sequences; see A195532 for Mathematica program. %Y A195534 Cf. A195500, A195532, A195533. %K A195534 nonn %O A195534 1,1 %A A195534 _Clark Kimberling_, Sep 20 2011