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 A362695 #17 Jun 25 2023 01:56:29 %S A362695 3,1,6,9,8,7,2,9,8,1,0,7,7,8,0,6,7,6,6,1,8,1,3,8,4,1,4,6,2,3,5,3,1,9, %T A362695 0,8,2,6,4,2,9,8,6,8,6,5,4,7,4,0,4,8,4,2,9,8,6,0,4,8,2,5,5,1,3,7,0,1, %U A362695 6,7,4,5,7,7,2,7,9,9,9,9,0,7,2,9,7,1,3 %N A362695 Decimal expansion of (3 - sqrt(3))/4. %C A362695 Consider the optimal packing of 2 identical spheres in a cube of edge length 1. The radius of both spheres is (3 - sqrt(3))/4 = 0.3169872.... %H A362695 Packomania, <a href="http://hydra.nat.uni-magdeburg.de/packing/scu/scu.html">The best known packings of equal spheres in a cube</a>. %H A362695 Stack Exchange, <a href="https://math.stackexchange.com/questions/3347006/two-sphere-inside-a-cube">Two Sphere [sic] inside a cube</a>. %e A362695 0.3169872981077806766181384146235... %t A362695 RealDigits[(3 - Sqrt[3])/4, 10, 120][[1]] (* _Amiram Eldar_, Jun 25 2023 *) %Y A362695 Cf. A334843 (their diameter). %K A362695 nonn,cons %O A362695 0,1 %A A362695 _Jodi Spitz_, Apr 29 2023