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 A021186 #17 Jul 08 2025 08:08:05
%S A021186 0,0,5,4,9,4,5,0,5,4,9,4,5,0,5,4,9,4,5,0,5,4,9,4,5,0,5,4,9,4,5,0,5,4,
%T A021186 9,4,5,0,5,4,9,4,5,0,5,4,9,4,5,0,5,4,9,4,5,0,5,4,9,4,5,0,5,4,9,4,5,0,
%U A021186 5,4,9,4,5,0,5,4,9,4,5,0,5,4,9,4,5,0,5,4,9,4,5,0,5,4,9,4,5,0,5
%N A021186 Decimal expansion of 1/182.
%C A021186 After the two initial zeros, periodic with period 6: 5, 4, 9, 4, 5, 0. - _Alonso del Arte_, Jul 26 2018
%H A021186 <a href="/index/Rec#order_04">Index entries for linear recurrences with constant coefficients</a>, signature (1,0,-1,1).
%e A021186 1/182 = 0.0054945054945054945054945...
%t A021186 Join[{0, 0}, RealDigits[1/182, 10, 104][[1]]] (* _Alonso del Arte_, Jul 26 2018 *)
%K A021186 nonn,cons,easy
%O A021186 0,3
%A A021186 _N. J. A. Sloane_