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 A021196 #20 Aug 02 2024 16:11:34
%S A021196 0,0,5,2,0,8,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,
%T A021196 3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,
%U A021196 3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3
%N A021196 Decimal expansion of 1/192.
%H A021196 <a href="/index/Rec#order_01">Index entries for linear recurrences with constant coefficients</a>, signature (1).
%F A021196 From _Elmo R. Oliveira_, Aug 02 2024: (Start)
%F A021196 G.f.: x^2*(5 - 3*x - 2*x^2 + 8*x^3 - 5*x^4)/(1 - x).
%F A021196 a(n) = 3 for n > 5. (End)
%e A021196 0.00520833333333333333333333333333...
%t A021196 Join[{0, 0}, RealDigits[1/192, 10, 96][[1]]] (* _Alonso del Arte_, Apr 24 2018 *)
%t A021196 PadRight[{0,0,5,2,0,8},120,{3}] (* _Harvey P. Dale_, Jan 24 2019 *)
%o A021196 (PARI) 1/192. \\ _Altug Alkan_, Apr 24 2018
%K A021196 nonn,cons,easy
%O A021196 0,3
%A A021196 _N. J. A. Sloane_