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 A190257 #32 Aug 22 2024 11:59:22 %S A190257 2,3,1,2,5,2,1,5,95,1,1,2,1,9,3,1,1,53,1,1,1,2,3,1,7,5,1,3,8,1,5,4,1, %T A190257 18,1,1,6,2,25,3,5,1,5,2,4,2,1,1,43,1,1,8,1,24,3,21,1,7,4,1,13,2,1,2, %U A190257 1,1811,1,3,9,1,9,2,1,1,1,2,2,23,1,1,2,1,8,6,6,2,2,2,1,18 %N A190257 Continued fraction expansion of sqrt((3 + x + sqrt(9+6*x))/2), where x=sqrt(6). %C A190257 See A190256. %e A190257 2.271281562422994142313058... - _N. J. A. Sloane_, Feb 25 2013 %t A190257 ContinuedFraction[Sqrt[(3 + Sqrt[6] + Sqrt[9 + 6*Sqrt[6]])/2], 100] (* _G. C. Greubel_, Dec 26 2017 *) %o A190257 (PARI) contfrac(sqrt((3+sqrt(6)+sqrt(9+6*sqrt(6)))/2)) \\ _G. C. Greubel_, Dec 26 2017 %o A190257 (Magma) ContinuedFraction(Sqrt((3+Sqrt(6)+Sqrt(9+6*Sqrt(6)))/2)); // _G. C. Greubel_, Dec 26 2017 %Y A190257 Cf. A190256 (decimal expansion). %K A190257 nonn,cofr %O A190257 0,1 %A A190257 _Clark Kimberling_, May 06 2011 %E A190257 Definition corrected by _Bruno Berselli_, May 13 2011 %E A190257 Name corrected by _T. D. Noe_, Feb 25 2013 %E A190257 Offset changed by _Andrew Howroyd_, Aug 07 2024