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 A085533 #11 Mar 22 2025 15:39:32
%S A085533 0,8,1024,279936,134217728,100000000000,106993205379072,
%T A085533 155568095557812224,295147905179352825856,708235345355337676357632,
%U A085533 2097152000000000000000000000,7511413302012830262726227918848,32009658644406818986777955348250624,160059109085386090080713531498405298176
%N A085533 a(n) = (2n)^(2n+1).
%t A085533 Table[(2n)^(2n+1),{n,0,20}] (* _Harvey P. Dale_, Jun 29 2011 *)
%K A085533 nonn
%O A085533 0,2
%A A085533 _N. J. A. Sloane_, Jul 05 2003