%I #8 Mar 06 2021 02:07:09
%S 5,3,9,5,5,9,9,2,4,2,4,0,5,7,0,8,7,8,4,9,0,2,2,2,6,6,8,5,1,8,9,2,7,8,
%T 9,8,3,9,3,7,5,8,5,5,7,8,8,8,6,2,7,8,0,5,3,4,3,2,0,6,8,5,1,7,3,0,0,4,
%U 2,8,4,4,6,4,2,5,2,9,4,3,9,5,4,6,4,7
%N Decimal expansion of the solution s of s/c = 2 Pi, where s = arclength and c = chord length on the unit circle.
%C See A336043 for a guide to related sequences.
%e s = 5.395599242405708784902226685189278983937585578886278...
%e c = 0.858736290371754168590920614506200457177250711406444...
%t t = t /.FindRoot[t == 2 Pi Sqrt[2 - 2 Cos[t]], {t, 4}, WorkingPrecision -> 200]
%t c = t/(2 Pi)
%t RealDigits[t][[1]] (* A336057 *)
%t RealDigits[c][[1]] (* A336058 *)
%Y Cf. A336043, A336058.
%K nonn,cons
%O 1,1
%A _Clark Kimberling_, Jul 10 2020