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 A017283 #20 Sep 08 2022 08:44:42
%S A017283 1,1331,9261,29791,68921,132651,226981,357911,531441,753571,1030301,
%T A017283 1367631,1771561,2248091,2803221,3442951,4173281,5000211,5929741,
%U A017283 6967871,8120601,9393931,10793861,12326391,13997521,15813251,17779581,19902511
%N A017283 a(n) = (10*n + 1)^3.
%H A017283 Vincenzo Librandi, <a href="/A017283/b017283.txt">Table of n, a(n) for n = 0..10000</a>
%H A017283 <a href="/index/Rec#order_04">Index entries for linear recurrences with constant coefficients</a>, signature (4,-6,4,-1).
%F A017283 G.f.: (1 + 1327*x + 3943*x^2 + 729*x^3)/(1-x)^4. - _Bruno Berselli_, Jul 30 2011
%t A017283 (10*Range[0,30]+1)^3 (* or *) LinearRecurrence[{4,-6,4,-1},{1,1331,9261,29791},30] (* _Harvey P. Dale_, Nov 17 2019 *)
%o A017283 (Magma) [(10*n+1)^3: n in [0..35]]; // _Vincenzo Librandi_, Jul 30 2011
%o A017283 (PARI) for(n=0,27,print1((10*n+1)^3",")); \\ _Bruno Berselli_, Jul 30 2011
%K A017283 nonn,easy
%O A017283 0,2
%A A017283 _N. J. A. Sloane_
%E A017283 More terms from _Bruno Berselli_, Jul 30 2011