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 A024117 #14 Sep 08 2022 08:44:48 %S A024117 1,9,92,973,9936,99875,999784,9999657,99999488,999999271,9999999000, %T A024117 99999998669,999999998272,9999999997803,99999999997256, %U A024117 999999999996625,9999999999995904,99999999999995087,999999999999994168,9999999999999993141,99999999999999992000 %N A024117 a(n) = 10^n - n^3. %H A024117 Vincenzo Librandi, <a href="/A024117/b024117.txt">Table of n, a(n) for n = 0..300</a> %H A024117 <a href="/index/Rec#order_05">Index entries for linear recurrences with constant coefficients</a>, signature (14,-46,64,-41,10). %F A024117 From _Colin Barker_, Oct 05 2018: (Start) %F A024117 G.f.: (1 - 5*x + 12*x^2 + 35*x^3 + 11*x^4) / ((1 - x)^4*(1 - 10*x)). %F A024117 a(n) = 14*a(n-1) - 46*a(n-2) + 64*a(n-3) - 41*a(n-4) + 10*a(n-5) for n>4. %F A024117 (End) %o A024117 (Magma) [10^n-n^3: n in [0..20]]; // _Vincenzo Librandi_, Jun 30 2011 %o A024117 (PARI) Vec((1 - 5*x + 12*x^2 + 35*x^3 + 11*x^4) / ((1 - x)^4*(1 - 10*x)) + O(x^30)) \\ _Colin Barker_, Oct 05 2018 %K A024117 nonn,easy %O A024117 0,2 %A A024117 _N. J. A. Sloane_