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 A137209 #15 Oct 01 2022 14:05:47 %S A137209 4,8,8,6,0,2,5,1,1,9,0,2,9,1,9,9,2,1,5,8,6,3,8,4,6,2,2,8,3,8,3,4,7,0, %T A137209 0,4,5,7,5,8,8,5,6,0,8,1,9,4,2,2,7,7,0,2,1,3,8,2,4,3,1,5,7,4,4,5,8,4, %U A137209 1,0,0,0,3,6,1,6,3,6,5,3,0,4,0,5,6,1,4,8,1,8,7,0,3,9,7,0,0,4,2,4,1,5,7,6,4 %N A137209 Decimal expansion of (1/2)*sqrt(3/Pi). %C A137209 Decimal expansion of the radius x (in units of cube edge length) of sphere with volume x (in units of cube volume). %C A137209 Appears in the asymptotic expansions of A228484 and A006588. - _Johannes W. Meijer_, Aug 22 2013 %H A137209 Amir Behrouzi-Far, and Doron Zeilberger, <a href="https://arxiv.org/abs/1905.07827">On the Average Maximal Number of Balls in a Bin Resulting from Throwing r Balls into n Bins T times</a>, arXiv:1905.07827 [math.CO], 2019. %H A137209 Marcus Michelen, <a href="https://cs.uwaterloo.ca/journals/JIS/VOL23/Michelen/mich3.html">A Short Note on the Average Maximal Number of Balls in a Bin</a>, Journal of Integer Sequences, Vol. 23 (2020), Article 20.1.7. See C 3,1 Table 2 p. 6. And also on <a href="https://arxiv.org/abs/1905.08933">arXiv</a>, arXiv:1905.08933 [math.CO], 2019. %H A137209 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a> %e A137209 0.488602511902919921586384622 %t A137209 RealDigits[1/2 Sqrt[3/Pi],10,120][[1]] (* _Harvey P. Dale_, Jul 11 2017 *) %o A137209 (PARI) sqrt(3)/(2*sqrt(Pi)) \\ _Michel Marcus_, Jun 05 2020 %Y A137209 Cf. A135691. %K A137209 cons,nonn %O A137209 0,1 %A A137209 _Zak Seidov_, Mar 05 2008