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%I #11 Aug 27 2023 17:20:02
%S 1,3,6,9,4,3,8,4,0,6,0,0,4,5,6,5,8,2,7,7,7,6,1,9,6,1,3,9,4,2,2,1,2,8,
%T 0,3,1,8,5,8,5,4,6,6,1,8,2,8,5,3,2,4,5,2,4,2,3,0,2,2,1,0,5,2,6,9,8,2,
%U 9,8,8,2,8,5,1,4,2,5,2,6,4,8,9,3,8,1,7,2,4,8,2,5,8,0,6,5,8,5,9,7
%N Decimal expansion of arcsec(5).
%F Equals arcsin(2*sqrt(6)/5) = arccos(1/5) = arctan(2*sqrt(6)). - _Amiram Eldar_, May 24 2021
%e arcsec(5) = 1.3694384060045658277761961394221280318585...
%t (See A195769.)
%t RealDigits[ArcSec[5],10,120][[1]] (* _Harvey P. Dale_, Aug 27 2023 *)
%Y Cf. A195769.
%K nonn,cons
%O 1,2
%A _Clark Kimberling_, Sep 24 2011
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