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 A021292 #20 Aug 18 2025 18:41:12
%S A021292 0,0,3,4,7,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
%T A021292 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
%U A021292 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2
%N A021292 Decimal expansion of 1/288.
%H A021292 <a href="/index/Rec#order_01">Index entries for linear recurrences with constant coefficients</a>, signature (1).
%F A021292 From _Elmo R. Oliveira_, Aug 05 2024: (Start)
%F A021292 G.f.: x^2*(3 + x + 3*x^2 - 5*x^3)/(1 - x).
%F A021292 a(n) = 2, n >= 5. (End)
%e A021292 0.00347222222222222222222222222222...
%t A021292 Join[{0, 0}, RealDigits[1/288, 10, 96][[1]]] (* _Alonso del Arte_, Apr 24 2018 *)
%t A021292 realDigitsRecip[288] (* The realDigitsRecip program is at A021200 *) (* _Harvey P. Dale_, Aug 18 2025 *)
%o A021292 (PARI) 1/288. \\ _Altug Alkan_, Apr 24 2018
%Y A021292 Cf. A021148 (1/144).
%K A021292 nonn,cons,easy
%O A021292 0,3
%A A021292 _N. J. A. Sloane_