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 A083592 #8 Jun 13 2015 00:51:03 %S A083592 1,4,16,64,256,1025,4095,16395,65545,262250,1048875,4195700,16782525, %T A083592 67130375,268521500,1074085000,4296343625,17185365000,68741481250, %U A083592 274965882500,1099863606875,4399454303125,17597817384375,70391269365625 %N A083592 Inverse binomial transform of A083590. %H A083592 <a href="/index/Rec#order_05">Index entries for linear recurrences with constant coefficients</a>, signature (-1,10,30,35,20). %F A083592 O.g.f.: -(1+x)^5/[(1+5*x+10*x^2+10*x^3+5*x^4)(-1+4*x)]. - _R. J. Mathar_, Apr 02 2008 %Y A083592 Cf. A083589. %K A083592 nonn,easy %O A083592 0,2 %A A083592 _Paul Barry_, May 02 2003