OFFSET
1,2
COMMENTS
Also the decimal expansion of cotangent of 38 degrees. - Ivan Panchenko, Sep 01 2014
LINKS
Ivan Panchenko, Table of n, a(n) for n = 1..1000
EXAMPLE
1.279941632193078780311029847571991192123151885270459380700291...
MATHEMATICA
RealDigits[Tan[13*Pi/45], 10, 100][[1]] (* G. C. Greubel, Nov 23 2018 *)
PROG
(PARI) default(realprecision, 100); tan(13*Pi/45) \\ G. C. Greubel, Nov 23 2018
(Magma) SetDefaultRealField(RealField(100)); R:= RealField(); Tan(13*Pi(R)/45); // G. C. Greubel, Nov 23 2018
(Sage) numerical_approx(tan(13*pi/45), digits=100) # G. C. Greubel, Nov 23 2018
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
STATUS
approved