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 A124597 #10 Jan 28 2025 16:12:54
%S A124597 8,7,6,7,2,6,2,1,5,3,9,5,0,6,2,4,4,5,9,7,2,1,1,8,6,4,3,1,4,1,9,2,8,1,
%T A124597 3,9,9,7,1,6,8,5,4,5,1,4,0,1,3,0,4,9,9,5,5,8,9,6,4,2,7,7,3,4,2,8,8,0,
%U A124597 3,6,4,4,4,2,9,2,4,5,4,7,8,5,4,7,4,2,4,7,4,8,9,7,9,4,4,2,3,4,1,7,2,9,9,6,9
%N A124597 Decimal expansion of the solution to x^2 = sin(x).
%C A124597 Fixed point of cardinal sine (sinc) function. - _Michal Paulovic_, Jun 13 2023
%H A124597 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a>.
%e A124597 0.87672621539506244597211864314192813997168545140130499558964277342...
%p A124597 Digits:=105;fsolve(sin(x)/x-x,x); # _Michal Paulovic_, Jun 13 2023
%t A124597 RealDigits[ FindRoot[ Sin[x] == x^2, {x, {.7, 1}}, WorkingPrecision -> 120][[1, 2, 1]], 10, 111][[1]]
%o A124597 (PARI) solve(x=0.8,0.9,sin(x)/x-x) \\ _Michal Paulovic_, Jun 13 2023
%Y A124597 Cf. A003957.
%K A124597 nonn,cons
%O A124597 0,1
%A A124597 Denton J. Dailey (djd1497(AT)aol.com), Dec 18 2006
%E A124597 More terms from _Robert G. Wilson v_, Dec 21 2006