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 A093604 #20 Oct 01 2022 13:54:43 %S A093604 6,4,3,0,3,7,0,6,8,5,7,8,7,4,3,7,8,4,6,4,1,7,8,2,5,0,5,6,6,5,1,5,7,9, %T A093604 7,8,8,6,2,3,0,4,9,8,3,3,3,2,6,3,0,4,8,7,1,2,3,9,1,4,9,9,0,4,1,5,4,3, %U A093604 0,2,9,9,2,4,2,4,5,1,7,0,1,6,5,0,2,7,7,8,4,9,7,5,0,7,0,8,6,5,9,8,9,3,8,2,8,7,8,9,7,5,0,3,9,8,7,2,2,3,7,4 %N A093604 Decimal expansion of D/2, where D^2 = 3*sqrt(3)/Pi. %C A093604 D/2=sqrt(3*sqrt(3)/Pi)/2 corresponds to the radius of the area-bisecting concentric circle within the unit-sided hexagon. %H A093604 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a> %e A093604 sqrt(3*sqrt(3)/Pi)/2 = 0.6430370685787437846417825056651579788623049833326304871239... %t A093604 RealDigits[Sqrt[(3Sqrt[3])/Pi]/2,10,120][[1]] (* _Harvey P. Dale_, Aug 27 2017 *) %o A093604 (PARI) sqrt(sqrt(27)/Pi)/2 \\ _Charles R Greathouse IV_, Oct 01 2022 %Y A093604 Cf. A097603, A010527, A011002, A087197. - _R. J. Mathar_, Feb 06 2009 %K A093604 easy,nonn,cons %O A093604 0,1 %A A093604 _Lekraj Beedassy_, May 14 2004 %E A093604 Removed leading zero and adjusted offset - _R. J. Mathar_, Feb 06 2009 %E A093604 Corrected and extended by _Harvey P. Dale_, Aug 27 2017