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 A111590 #6 Dec 29 2019 12:57:14 %S A111590 9,9,9,6,9,5,4,1,3,5,0,9,5,4,7,8,6,5,0,0,3,1,2,1,7,2,0,0,2,1,9,6,4,9, %T A111590 8,2,2,4,7,6,1,8,1,5,3,3,3,4,9,9,8,3,8,6,5,5,1,9,5,0,2,0,4,0,0,5,4,7, %U A111590 4,3,0,9,4,5,9,1,6,6,3,2,6,2,7,4,7,5,2,2,6,7,2,3,2,1,1,1,8,2,2,1 %N A111590 Decimal expansion of the square of cosine of 1 degree. %t A111590 RealDigits[Cos[1 Degree]^2,10,120][[1]] (* _Harvey P. Dale_, Dec 29 2019 *) %Y A111590 Cf. A019810. %K A111590 nonn,cons %O A111590 0,1 %A A111590 _Mohammad K. Azarian_, Nov 17 2005