%I #15 Dec 20 2015 03:40:35
%S 9,2,7,3,6,1,8,4,9,5,4,9,5,7,0,3,7,5,2,5,1,6,4,1,6,0,7,3,9,9,0,1,7,4,
%T 6,2,6,2,6,3,4,6,8,9,1,2,0,7,6,2,9,8,2,1,3,3,7,3,8,2,6,5,9,8,3,2,8,2,
%U 3,6,8,3,6,4,6,3,8,4,3,0,2,3,2,3,2,0,4,5,8,5,7,3,5,8,4,7,4,3,8
%N Decimal expansion of square root of 86.
%C Continued fraction expansion is 9 followed by {3, 1, 1, 1, 8, 1, 1, 1, 3, 18} repeated. - _Harry J. Smith_, Jun 10 2009
%H Harry J. Smith, <a href="/A010537/b010537.txt">Table of n, a(n) for n = 1..20000</a>
%e 9.273618495495703752516416073990174626263468912076298213373826598328236... - _Harry J. Smith_, Jun 10 2009
%t RealDigits[N[Sqrt[86],200]][[1]] (* _Vladimir Joseph Stephan Orlovsky_, Feb 04 2012 *)
%o (PARI) { default(realprecision, 20080); x=sqrt(86); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b010537.txt", n, " ", d)); } \\ _Harry J. Smith_, Jun 10 2009
%Y Cf. A010159 (continued fraction). - _Harry J. Smith_, Jun 10 2009
%K nonn,cons
%O 1,1
%A _N. J. A. Sloane_