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 A386695 #9 Jul 31 2025 10:56:41 %S A386695 8,5,9,4,9,3,6,4,6,1,9,1,3,0,0,5,3,1,5,5,5,4,0,9,6,3,6,9,7,9,7,3,6,3, %T A386695 9,2,7,0,7,4,9,7,2,2,0,5,8,7,6,9,3,3,6,1,9,0,4,0,1,9,5,2,6,5,8,5,8,1, %U A386695 4,3,0,7,3,7,7,1,2,6,7,8,3,5,4,2,7,0,9,4,6,7 %N A386695 Decimal expansion of the volume of a snub disphenoid with unit edges. %C A386695 The snub disphenoid is Johnson solid J_84. %H A386695 Paolo Xausa, <a href="/A386695/b386695.txt">Table of n, a(n) for n = 0..10000</a> %H A386695 Wikipedia, <a href="https://en.wikipedia.org/wiki/Snub_disphenoid">Snub disphenoid</a>. %F A386695 Equals the largest real root of 5832*x^6 - 1377*x^4 - 2160*x^2 - 4. %e A386695 0.85949364619130053155540963697973639270749722... %t A386695 First[RealDigits[Root[5832*#^6 - 1377*#^4 - 2160*#^2 - 4 &, 2], 10, 100]] (* or *) %t A386695 First[RealDigits[PolyhedronData["J84", "Volume"], 10, 100]] %Y A386695 Cf. A010482 (surface area). %Y A386695 Cf. A386696. %K A386695 nonn,cons,easy %O A386695 0,1 %A A386695 _Paolo Xausa_, Jul 31 2025