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 A195627 #5 Mar 30 2012 18:57:48 %S A195627 1,5,925,533,9161,2156041,218424061,131991001,94393093105, %T A195627 104640677201,198901779305,184105084021037,385524870425705, %U A195627 1708690961560921,4775376320803625,32236231327801693,619813168864541257,8470543660088519509 %N A195627 Hypotenuses of primitive Pythagorean triples in A195625 and A195626. %C A195627 See A195500 for discussion and list of related sequences; see A195625 for Mathematica program. %Y A195627 Cf. A195500, A195625, A195626. %K A195627 nonn %O A195627 1,2 %A A195627 _Clark Kimberling_, Sep 22 2011