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 A176056 #8 Feb 20 2020 11:26:37 %S A176056 2,1,0,5,5,4,1,5,9,6,7,8,5,1,3,3,2,8,3,0,3,8,3,1,0,9,1,2,2,2,3,5,6,2, %T A176056 2,2,7,9,7,5,6,9,6,1,8,1,8,6,3,1,1,7,8,6,5,6,8,6,2,2,7,3,8,2,0,3,8,8, %U A176056 2,8,2,1,4,2,0,3,0,1,4,6,1,5,5,6,9,6,1,4,4,6,6,3,7,6,0,9,6,8,8,3,6,3,5,6,7 %N A176056 Decimal expansion of (3+sqrt(11))/3. %C A176056 Continued fraction expansion of (3+sqrt(11))/3 is A010699. %H A176056 Daniel Starodubtsev, <a href="/A176056/b176056.txt">Table of n, a(n) for n = 1..10000</a> %e A176056 (3+sqrt(11))/3 = 2.10554159678513328303... %t A176056 RealDigits[(3+Sqrt[11])/3,10,120][[1]] (* _Harvey P. Dale_, May 22 2015 *) %Y A176056 Cf. A010468 (decimal expansion of sqrt(11)), A010699 (repeat 2, 9). %K A176056 cons,nonn %O A176056 1,1 %A A176056 _Klaus Brockhaus_, Apr 07 2010