This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A019956 #15 Sep 08 2022 08:44:44 %S A019956 1,6,0,0,3,3,4,5,2,9,0,4,1,0,5,0,3,5,5,3,2,6,7,3,3,0,8,1,1,8,3,3,5,7, %T A019956 5,2,5,5,0,4,0,7,1,8,4,6,9,2,2,7,5,9,1,4,8,4,1,1,5,0,0,2,2,9,7,2,3,8, %U A019956 4,5,7,2,8,1,6,6,0,3,8,1,2,6,2,0,8,2,7,9,1,4,9,6,2,4,0,4,4,1,3 %N A019956 Decimal expansion of tangent of 58 degrees. %C A019956 Also the decimal expansion of cotangent of 32 degrees. - _Ivan Panchenko_, Sep 01 2014 %H A019956 Ivan Panchenko, <a href="/A019956/b019956.txt">Table of n, a(n) for n = 1..1000</a> %e A019956 1.6003345290410503553267330811833575255040718469227591484115... %t A019956 RealDigits[Tan[29*Pi/90], 10, 100][[1]] (* _G. C. Greubel_, Nov 22 2018 *) %t A019956 RealDigits[Tan[58 Degree],10,120][[1]] (* _Harvey P. Dale_, Jul 21 2021 *) %o A019956 (PARI) default(realprecision, 100); tan(29*Pi/90) \\ _G. C. Greubel_, Nov 22 2018 %o A019956 (Magma) SetDefaultRealField(RealField(100)); R:= RealField(); Tan(29*Pi(R)/90); // _G. C. Greubel_, Nov 22 2018 %o A019956 (Sage) numerical_approx(tan(29*pi/90), digits=100) # _G. C. Greubel_, Nov 22 2018 %Y A019956 Cf. A019867 (sine of 58 degrees). %K A019956 nonn,cons %O A019956 1,2 %A A019956 _N. J. A. Sloane_