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 A041264 #35 Jul 09 2025 00:32:01 %S A041264 12,289,6948,167041,4015932,96549409,2321201748,55805391361, %T A041264 1341650594412,32255419657249,775471722368388,18643576756498561, %U A041264 448221313878333852,10775955109836511009,259071143949954598068,6228483409908746864641,149742672981759879349452 %N A041264 Numerators of continued fraction convergents to sqrt(145). %H A041264 Vincenzo Librandi, <a href="/A041264/b041264.txt">Table of n, a(n) for n = 0..200</a> %H A041264 Tanya Khovanova, <a href="http://www.tanyakhovanova.com/RecursiveSequences/RecursiveSequences.html">Recursive Sequences</a> %H A041264 <a href="/index/Rec#order_02">Index entries for linear recurrences with constant coefficients</a>, signature (24,1). %F A041264 a(n) = 24*a(n-1)+a(n-2) for n>1; a(0)=12, a(1)=289. G.f.: (12+x)/(1-24*x-x^2). [_Philippe Deléham_, Nov 21 2008] %t A041264 Numerator[Convergents[Sqrt[145], 30]] (* _Vincenzo Librandi_, Oct 31 2013 *) %Y A041264 Cf. A041265. %K A041264 nonn,cofr,frac,easy %O A041264 0,1 %A A041264 _N. J. A. Sloane_ %E A041264 More terms from _Colin Barker_, Nov 06 2013