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%I #5 Oct 31 2024 01:37:50
%S 9,4,1,6,8,0,4,5,8,1,9,3,2,6,3,9,0,7,2,7,3,2,3,9,5,1,1,9,3,8,1,4,2,6,
%T 6,9,2,0,4,9,5,4,5,6,0,6,2,5,0,1,2,5,4,7,7,1,7,7,5,1,5,4,8,8,2,7,7,6,
%U 5,8,3,8,9,1,5,3,1,5,4,4,2,4,5,5,8,7,6,7,8,4,3,1,0,8,1,4,1,8,3,4
%N Decimal expansion of abs(cos(A377479)).
%C The absolute value of the y-coordinate of the tangent point between the cosine graph and the straight line through the origin.
%e 0.94168045819326390727323951193814...
%t ndigits=100; First[RealDigits[Cos[First[x/.NSolve[Cos[x]+x Sin[x]==0,x,ndigits]]],10,ndigits]]
%Y Cf. A377479, A377481.
%K nonn,cons
%O 0,1
%A _Stefano Spezia_, Oct 29 2024