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%I #25 Aug 21 2023 11:42:23
%S 1,9,0,8,1,1,3,6,6,8,7,7,2,8,2,1,1,0,6,3,4,0,6,7,4,8,7,3,4,3,6,5,3,4,
%T 9,3,0,8,2,5,0,9,6,1,2,1,8,1,1,1,2,6,5,8,3,9,0,9,5,9,7,4,6,9,8,2,9,2,
%U 6,5,7,5,6,0,8,8,8,0,7,3,0,6,8,9,9,9,7,1,2,4,1,7,5,6,6,2,8,0,3
%N Decimal expansion of tangent of 87 degrees.
%C Also the decimal expansion of cotangent of 3 degrees. - _Mohammad K. Azarian_, Jun 29 2013
%C An algebraic integer of degree 8. - _Charles R Greathouse IV_, Aug 27 2017
%H Ivan Panchenko, <a href="/A019985/b019985.txt">Table of n, a(n) for n = 2..1000</a>
%H Wikipedia, <a href="http://en.wikipedia.org/wiki/Exact_trigonometric_constants">Exact trigonometric constants</a>
%H <a href="/index/Al#algebraic_08">Index entries for algebraic numbers, degree 8</a>
%t RealDigits[Tan[87 Degree],10,120][[1]] (* _Harvey P. Dale_, Sep 08 2015 *)
%o (PARI) tan(87*Pi/180) \\ _Charles R Greathouse IV_, Aug 27 2017
%K nonn,cons
%O 2,2
%A _N. J. A. Sloane_.
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