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 A083358 #6 Jun 24 2014 01:08:35 %S A083358 0,1,46,205,281,992,16808,23544,134943,10917412,20240800222 %N A083358 Square root of n-th perfect square in A083356. %C A083358 See comment in A083357. %F A083358 a(n) = sqrt(A083356(A083357(n))). %e A083358 A083356(43)=2116=46^2, so 46 is in this sequence. %Y A083358 Cf. A083356, A083357. %K A083358 nonn,more %O A083358 1,3 %A A083358 _Dean Hickerson_, Apr 26 2003 %E A083358 a(11) from _Max Alekseyev_, Jan 31 2012