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%I #14 Aug 21 2023 12:24:29
%S 6,2,4,4,9,9,7,9,9,8,3,9,8,3,9,8,2,0,5,8,4,6,8,9,3,1,2,0,9,3,9,7,9,4,
%T 4,6,1,0,7,2,9,5,9,9,7,7,9,9,1,6,5,6,3,0,8,4,5,2,9,7,1,9,3,0,6,0,9,6,
%U 1,1,2,0,0,5,8,3,5,1,4,5,0,0,6,3,3,3,3,6,1,1,2,2,2,1,3,4,0,5,8
%N Decimal expansion of square root of 39.
%C Continued fraction expansion is 6 followed by {4, 12} repeated. - _Harry J. Smith_, Jun 05 2009
%H Harry J. Smith, <a href="/A010493/b010493.txt">Table of n, a(n) for n = 1..20000</a>
%H <a href="/index/Al#algebraic_02">Index entries for algebraic numbers, degree 2</a>
%e 6.244997998398398205846893120939794461072959977991656308452971930609611....
%t RealDigits[N[Sqrt[39],200]][[1]] (* _Vladimir Joseph Stephan Orlovsky_, Feb 24 2011 *)
%o (PARI) default(realprecision, 20080); x=sqrt(39); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b010493.txt", n, " ", d)); \\ _Harry J. Smith_, Jun 05 2009
%Y Cf. A040032 (continued fraction).
%K nonn,cons
%O 1,1
%A _N. J. A. Sloane_
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