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 A340721 #22 Feb 16 2025 08:34:01 %S A340721 1,4,8,9,1,9,2,2,4,8,8,1,2,8,1,7,1,0,2,3,9,4,3,3,3,3,8,8,3,2,1,3,4,2, %T A340721 2,8,1,3,2,0,5,9,9,0,3,8,7,5,9,9,2,4,7,3,5,3,3,8,6,7,9,5,6,4,0,4,5,0, %U A340721 8,0,1,6,3,1,2,1,9,3,4,9,3,8,2 %N A340721 Decimal expansion of Gamma(3/5). %H A340721 DLMF, <a href="https://dlmf.nist.gov/5.5">Gamma function properties</a>, DLMF section 5.5. %H A340721 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/GammaFunction.html">Gamma Function</a>. %H A340721 Wikipedia, <a href="http://en.wikipedia.org/wiki/Particular_values_of_the_Gamma_function">Particular values of the Gamma function</a>. %H A340721 <a href="/index/Ga#gamma_function">Index to sequences related to gamma function</a>. %F A340721 this * A246745 = Pi/A019881. [DLMF (5.5.3)] %F A340721 this * A256191 *2^(7/10)/sqrt(2*Pi) = 2*A175380 [DLMF (5.5.5)] %e A340721 1.489192248812817102.. %p A340721 evalf(GAMMA(3/5),120) ; %t A340721 RealDigits[Gamma[3/5], 10, 120][[1]] (* _Amiram Eldar_, May 29 2023 *) %Y A340721 Cf. A019881, A175380, A246745, A256191. %K A340721 nonn,cons %O A340721 1,2 %A A340721 _R. J. Mathar_, Jan 17 2021