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 A346572 #14 Aug 06 2024 05:46:22
%S A346572 9,9,5,1,6,6,9,5,9,4,3,4,7,2,8,0,4,9,8,6,8,8,2,3,1,2,2,8,2,5,4,1,7,7,
%T A346572 4,8,0,7,6,0,3,2,3,1,4,9,9,4,4,6,4,1,0,2,5,0,4,5,7,5,1,5,4,0,4,3,3,1,
%U A346572 1,2,7,5,8,2,2,8,7,0,6,3,7,6,7,1,4,4,9
%N A346572 Decimal expansion of 2 - 7 * Pi^3 / 216.
%D A346572 L. B. W. Jolley, Summation of Series, Dover, 1961, Eq. (316).
%H A346572 Michael I. Shamos, <a href="https://citeseerx.ist.psu.edu/pdf/ae33a269baba5e8b1038e719fb3209e8a00abec5">Shamos's catalog of the real numbers</a> (2011).
%H A346572 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a>.
%F A346572 Equals 2 + 7 * Pi^5 / 6^3.
%F A346572 Equals 1 + Sum_{k>=1} ( ((-1)^k/(6*k-1)^3 - (-1)^k/(6*k+1)^3) ).
%e A346572 0.995166959434728049868823122825417748...
%t A346572 RealDigits[2 - 7 * Pi^3 / 216, 10, 120][[1]] (* _Amiram Eldar_, Jun 20 2023 *)
%Y A346572 Cf. A346573, A346571, A346570.
%K A346572 nonn,cons
%O A346572 0,1
%A A346572 _Sean A. Irvine_, Jul 23 2021