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 A371604 #26 Apr 02 2024 08:56:50
%S A371604 9,3,5,4,8,9,2,8,3,7,8,8,6,3,9,0,3,3,2,1,2,9,1,9,0,6,6,1,5,2,9,8,2,8,
%T A371604 1,6,7,9,6,7,8,1,9,2,7,2,9,8,4,9,8,1,2,4,7,0,6,6,5,0,1,9,8,7,0,2,5,5,
%U A371604 5,3,3,8,9,8,4,2,8,9,2,2,6,7,8,8,0,7,9,8,8,6,2,8,4,0,8,9,8,5,9
%N A371604 Decimal expansion of 5 * sqrt(3 - phi) / (2 * Pi).
%F A371604 Equals Product_{k>=1} (1 - 1/(5*k)^2).
%F A371604 Equals A258403/Pi. - _Hugo Pfoertner_, Apr 01 2024
%e A371604 0.93548928378863903321291906615298281...
%t A371604 RealDigits[5 Sqrt[3 - GoldenRatio]/(2 Pi), 10, 99][[1]]
%Y A371604 Cf. A019845, A060294, A086089, A089491, A094874, A112628, A182007, A258403.
%K A371604 nonn,cons
%O A371604 0,1
%A A371604 _Ilya Gutkovskiy_, Apr 01 2024