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 A041148 #15 Jul 09 2025 00:20:23 %S A041148 9,55,999,6049,109881,665335,12085911,73180801,1329340329,8049222775, %T A041148 146215350279,885341324449,16082359190361,97379496466615, %U A041148 1768913295589431,10710859270003201,194564380155647049,1178097140203885495,21400312903825585959 %N A041148 Numerators of continued fraction convergents to sqrt(84). %H A041148 Vincenzo Librandi, <a href="/A041148/b041148.txt">Table of n, a(n) for n = 0..80</a> %H A041148 <a href="/index/Rec">Index entries for linear recurrences with constant coefficients</a>, signature (0,110,0,-1). %F A041148 G.f.: -(x^3-9*x^2-55*x-9) / (x^4-110*x^2+1). - _Colin Barker_, Nov 05 2013 %t A041148 Numerator[Convergents[Sqrt[84], 30]] (* _Vincenzo Librandi_, Oct 29 2013 *) %Y A041148 Cf. A010535, A041149. %K A041148 nonn,cofr,frac,easy %O A041148 0,1 %A A041148 _N. J. A. Sloane_ %E A041148 More terms from _Colin Barker_, Nov 05 2013