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 A218708 #16 Oct 01 2022 23:41:27 %S A218708 1,9,9,4,7,1,1,4,0,2,0,0,7,1,6,3,3,8,9,6,9,9,7,3,0,2,9,9,6,7,1,9,0,9, %T A218708 3,4,2,3,7,9,2,9,3,1,5,5,8,2,4,6,7,3,2,8,8,3,2,9,6,2,9,1,4,8,3,5,3,2, %U A218708 8,9,6,2,9,4,9,6,5,0,9,1,9,2,5,0,6,2,6,1,6,6,9,5,3,6,5,3,4,6,8,2 %N A218708 Decimal expansion of 1/sqrt(8*Pi). %C A218708 Decimal expansion of constant arising in upper bounding |zeta(1+ i*t)|. Formula (4.2), p. 5 of Trudgian. %H A218708 Timothy Trudgian, <a href="http://arxiv.org/abs/1210.6743">A new upper bound for |zeta(1+ i*t)|</a>, arXiv:1210.6743v1 [math.NT], Oct 25, 2012. %H A218708 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a> %e A218708 0.1994711402... %o A218708 (PARI) 1/sqrt(8*Pi) \\ _Michel Marcus_, Feb 11 2020 %K A218708 nonn,cons %O A218708 0,2 %A A218708 _Jonathan Vos Post_, Nov 04 2012