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 A195502 #6 Mar 30 2012 18:57:47 %S A195502 5,397,533,9161,942061,1223141,2156041,88589101,131991001, %T A195502 198901779305,184105084021037,385524870425705,6098542411938841, %U A195502 30913065236666477,32236231327801693,184672513372600885,467376886819742065,619813168864541257 %N A195502 Hypotenuses of primitive Pythagorean triples in A195500 and A195501. %C A195502 See A195500 for discussion, Mathematica program, and guide to related sequences. %Y A195502 Cf. A195500, A195501. %K A195502 nonn %O A195502 1,1 %A A195502 _Clark Kimberling_, Sep 20 2011