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 A019841 #25 Aug 21 2023 11:49:04 %S A019841 5,2,9,9,1,9,2,6,4,2,3,3,2,0,4,9,5,4,0,4,6,7,8,1,1,5,1,8,1,6,0,8,6,6, %T A019841 6,8,7,7,2,0,1,7,5,4,9,9,5,8,7,9,9,9,6,4,7,6,7,7,9,2,1,0,8,6,2,0,0,4, %U A019841 8,8,2,6,7,4,4,1,7,3,3,2,9,5,5,5,3,5,6,8,0,6,4,8,3,5,2,7,1,3,0 %N A019841 Decimal expansion of sine of 32 degrees. %C A019841 This sequence is also the decimal expansion of the cosine of 58 degrees. - _Mohammad K. Azarian_, Jun 29 2013 %C A019841 An algebraic number of degree 24 and denominator 2. - _Charles R Greathouse IV_, Aug 27 2017 %H A019841 Ivan Panchenko, <a href="/A019841/b019841.txt">Table of n, a(n) for n = 0..1000</a> %H A019841 <a href="/index/Al#algebraic_24">Index entries for algebraic numbers, degree 24</a> %F A019841 Equals 2*A019825*A019883. - _R. J. Mathar_, Jan 17 2021 %e A019841 0.52991926... %t A019841 RealDigits[Sin[32 Degree],10,120][[1]] (* _Harvey P. Dale_, Mar 16 2019 *) %o A019841 (PARI) sin(8*Pi/45) \\ _Charles R Greathouse IV_, Aug 27 2017 %K A019841 nonn,cons %O A019841 0,1 %A A019841 _N. J. A. Sloane_