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 A143618 #13 Aug 05 2024 15:27:15
%S A143618 5,8,7,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,
%T A143618 6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,
%U A143618 2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2
%N A143618 Decimal expansion of 127/216.
%H A143618 <a href="/index/Rec#order_03">Index entries for linear recurrences with constant coefficients</a>, signature (0,0,1).
%F A143618 a(n) = A177056(n+2). - _Paolo Xausa_, Apr 24 2024
%F A143618 From _Elmo R. Oliveira_, Aug 05 2024: (Start)
%F A143618 G.f.: (5 + 8*x + 7*x^2 + 4*x^3 - 2*x^4 - 5*x^5)/((1 - x)*(1 + x + x^2)).
%F A143618 a(n) = a(n-3), n > 5. (End)
%e A143618 .58796296296296296296296296296296296296296296296296296296296...
%t A143618 PadRight[{5, 8, 7}, 100, {9, 6, 2}] (* _Paolo Xausa_, Apr 24 2024 *)
%o A143618 (PARI) 127/216. \\ _Charles R Greathouse IV_, Mar 25 2014
%Y A143618 A companion to A177056.
%K A143618 nonn,cons,easy
%O A143618 0,1
%A A143618 _Rick L. Shepherd_ and _N. J. A. Sloane_, Jun 18 2010