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 A091671 #12 Feb 16 2025 08:32:52 %S A091671 4,4,8,2,2,0,3,9,4,3,8,8,3,8,1,4,3,2,1,1,6,3,8,5,4,5,0,0,1,7,4,8,5,2, %T A091671 4,9,5,6,9,3,9,2,2,0,1,7,0,8,1,2,0,7,3,0,4,9,1,7,4,1,6,9,9,3,5,3,2,7, %U A091671 9,8,3,9,8,9,0,3,0,6,8,0,1,5,7,1,1,6,8,8,4,9,6,1,3,8,0,3,9,0,6,1,1,8 %N A091671 Decimal expansion of (3*Gamma(1/3)^6)/(16*2^(2/3)*Pi^4). %C A091671 Watson's second triple integral. %H A091671 G. C. Greubel, <a href="/A091671/b091671.txt">Table of n, a(n) for n = 0..10000</a> %H A091671 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/WatsonsTripleIntegrals.html">Watson's Triple Integrals</a> %e A091671 0.448220394388381432116385450017485249569392201708120730.... %t A091671 RealDigits[(3*Gamma[1/3]^6)/(16*2^(2/3)*Pi^4), 10, 100][[1]] (* _G. C. Greubel_, Oct 26 2018 *) %o A091671 (PARI) default(realprecision, 100); (3*gamma(1/3)^6)/(16*2^(2/3)*Pi^4) \\ _G. C. Greubel_, Oct 26 2018 %o A091671 (Magma) SetDefaultRealField(RealField(100)); R:= RealField(); (3*Gamma(1/3)^6)/(16*2^(2/3)*Pi(R)^4); // _G. C. Greubel_, Oct 26 2018 %Y A091671 Cf. A091670, A091672. %K A091671 nonn,cons %O A091671 0,1 %A A091671 _Eric W. Weisstein_, Jan 27 2004