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 A197590 #5 Mar 30 2012 18:57:53 %S A197590 8,1,4,2,8,5,4,4,8,4,2,0,5,4,3,4,1,5,2,5,3,1,7,6,8,6,6,7,6,5,4,8,7,8, %T A197590 5,1,5,3,3,7,7,3,4,7,4,0,3,7,2,8,5,7,4,7,1,8,1,7,8,5,3,7,8,1,2,6,5,7, %U A197590 5,0,9,4,6,7,4,2,8,9,0,9,6,2,3,3,0,5,8,9,9,0,8,8,0,1,2,0,1,1,8 %N A197590 Decimal expansion of least x>0 satisfying f(x)=m/2, where m is the maximal value of f(x)=(cos(x))^2+(sin(3x))^2. %C A197590 For a discussion and guide to related sequences, see A197739. %e A197590 x=0.81428544842054341525317686676548785153377347... %t A197590 (See the program at A197739.) %Y A197590 Cf. A197739. %K A197590 nonn,cons %O A197590 0,1 %A A197590 _Clark Kimberling_, Oct 18 2011