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 A117015 #10 Jun 28 2020 19:15:48 %S A117015 5,0,1,3,6,7,9,6,5,6,6,5,6,1,9,7,0,4,1,6,8,8,8,8,0,9,1,8,6,3,1,6,2,2, %T A117015 9,7,2,0,4,9,8,3,6,8,5,9,5,6,9,9,5,1,6,4,5,0,1,6,9,8,7,0,1,4,0,9,3,9, %U A117015 0,2,6,1,0,8,5,7,1,4,1,6,2,0,4,9,6,1,2,0,5,8,2,2,4,3,1,2,2,1,2,9,0,4,3,7,5 %N A117015 Decimal expansion of (sine of 1 radian)^4. %e A117015 0.501367965665619704168888091863162297204983685956995164501698701409390261085714162049612058224312212904375635490371947579 %t A117015 RealDigits[Sin[1]^4,10,120][[1]] (* _Harvey P. Dale_, Jun 28 2020 *) %Y A117015 Cf. A049469. %K A117015 cons,nonn,less %O A117015 0,1 %A A117015 _Mohammad K. Azarian_, Apr 15 2006 %E A117015 Offset corrected by _Mohammad K. Azarian_, Dec 11 2008