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 A019855 #17 Aug 21 2023 11:47:13 %S A019855 7,1,9,3,3,9,8,0,0,3,3,8,6,5,1,1,3,9,3,5,6,0,5,4,6,7,4,4,5,6,7,1,1,9, %T A019855 0,8,2,3,0,6,8,4,5,5,8,9,4,1,9,6,5,7,7,1,2,8,0,2,1,4,0,3,4,3,1,5,4,8, %U A019855 0,6,9,1,0,7,1,5,4,3,9,4,6,0,2,0,0,4,3,9,5,5,7,7,8,0,4,2,2,5,8 %N A019855 Decimal expansion of sine of 46 degrees. %C A019855 An algebraic number of degree 12 and denominator 2. - _Charles R Greathouse IV_, Nov 05 2017 %H A019855 Ivan Panchenko, <a href="/A019855/b019855.txt">Table of n, a(n) for n = 0..1000</a> %H A019855 <a href="/index/Al#algebraic_12">Index entries for algebraic numbers, degree 12</a> %F A019855 Equals 2*A019832*A019876. - _R. J. Mathar_, Jan 17 2021 %e A019855 0.71933980... %t A019855 RealDigits[Sin[46 Degree],10,120][[1]] (* _Harvey P. Dale_, Jan 14 2015 *) %o A019855 (PARI) sin(23/90*Pi) \\ _Charles R Greathouse IV_, Nov 05 2017 %K A019855 nonn,cons %O A019855 0,1 %A A019855 _N. J. A. Sloane_