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 A292826 #3 Sep 24 2017 09:05:10
%S A292826 9,9,9,9,9,6,5,1,2,6,5,7,6,4,3,7,4,8,5,9,3,1,4,4,2,9,7,5,1,8,7,6,7,3,
%T A292826 2,2,7,3,8,6,0,0,8,5,8,7,9,1,5,8,1,9,1,5,7,1,5,6,2,5,9,9,1,5,3,3,3,5,
%U A292826 9,5,3,9,4,1,3,6,2,0,2,7,9,7,4,6,4,8,9,0,5,6,0,6,2,3,2,5,7,4,0,3,1,2,8,5,7,2
%N A292826 Decimal expansion of Product_{k>=1} (1 - exp(-4*Pi*(2*k-1))).
%F A292826 Equals 2^(7/16) / (exp(Pi/6) * (sqrt(2)-1)^(1/4)).
%F A292826 Equals A259150 / A259151.
%e A292826 0.999996512657643748593144297518767322738600858791581915715625991533359...
%t A292826 RealDigits[2^(7/16) / (E^(Pi/6) * (Sqrt[2]-1)^(1/4)), 10, 120][[1]]
%Y A292826 Cf. A259150, A292822.
%Y A292826 Cf. A292823, A292824, A292825.
%K A292826 nonn,cons
%O A292826 0,1
%A A292826 _Vaclav Kotesovec_, Sep 24 2017