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 A041146 #17 Jul 09 2025 00:20:10
%S A041146 9,82,1485,13447,243531,2205226,39937599,361643617,6549522705,
%T A041146 59307347962,1074081786021,9726043422151,176142863384739,
%U A041146 1595011813884802,28886355513311175,261572211433685377,4737186161319647961,42896247663310517026,776869644100908954429
%N A041146 Numerators of continued fraction convergents to sqrt(83).
%H A041146 Vincenzo Librandi, <a href="/A041146/b041146.txt">Table of n, a(n) for n = 0..70</a>
%H A041146 <a href="/index/Rec">Index entries for linear recurrences with constant coefficients</a>, signature (0,164,0,-1).
%F A041146 G.f.: -(x^3-9*x^2-82*x-9) / (x^4-164*x^2+1). - _Colin Barker_, Nov 05 2013
%t A041146 Numerator[Convergents[Sqrt[83], 30]] (* _Vincenzo Librandi_, Oct 29 2013 *)
%t A041146 LinearRecurrence[{0,164,0,-1},{9,82,1485,13447},20] (* _Harvey P. Dale_, Apr 12 2022 *)
%Y A041146 Cf. A010534, A041147.
%K A041146 nonn,cofr,frac,easy
%O A041146 0,1
%A A041146 _N. J. A. Sloane_
%E A041146 More terms from _Colin Barker_, Nov 05 2013