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 A376121 #29 Oct 02 2024 07:31:28 %S A376121 2,4,1,6,2,1,1,1,1,1,1,2,2,1,2,1,2,1,27,1654,1,1,6,16,7,1,1,1,1,1,1,1, %T A376121 4,1,1,1,3,5,3,3,1,2,3,1,2,2,197,1,8,1,1,4,1,1,3,1,5,79,1,2,1,2,15,11, %U A376121 2,1,3,6,4,4,17,1,12,1,1,1,1,1,1,1,3,1,7,1,1,1,1,1,7,1,2,1,6 %N A376121 Continued fraction expansion of the real root of x^3 - 2*x^2 - 1. %C A376121 This constant is called the supersilver ratio. %H A376121 Nicolas Boeglen, <a href="/A376121/b376121.txt">Table of n, a(n) for n = 0..10000</a> %H A376121 Wikipedia, <a href="https://en.wikipedia.org/wiki/Supersilver_ratio">Supersilver ratio</a>. %e A376121 2 + 1/(4 + 1/(1 + 1/(6 + 1/(2 + ...)))) = 2.20556943040059031170202861... %t A376121 ContinuedFraction[Root[#^3 - 2*#^2 - 1 &, 1], 100] (* _Paolo Xausa_, Oct 02 2024 *) %Y A376121 Cf. A356035 (decimal expansion). %K A376121 nonn,cofr %O A376121 0,1 %A A376121 _Nicolas Boeglen_, Sep 11 2024