%I #18 Aug 21 2023 12:33:16
%S 4,6,9,0,4,1,5,7,5,9,8,2,3,4,2,9,5,5,4,5,6,5,6,3,0,1,1,3,5,4,4,4,6,6,
%T 2,8,0,5,8,8,2,2,8,3,5,3,4,1,1,7,3,7,1,5,3,6,0,5,7,0,1,8,9,1,0,1,7,0,
%U 2,4,6,3,2,7,5,3,2,3,9,7,2,1,4,8,2,1,1,5,5,9,6,0,6,1,5,4,3,1,3
%N Decimal expansion of square root of 22.
%C Continued fraction expansion is 4 followed by {1, 2, 4, 2, 1, 8} repeated (A010126). - _Harry J. Smith_, Jun 03 2009
%H Harry J. Smith, <a href="/A010478/b010478.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 4.690415759823429554565630113544466280588228353411737153605701891017024....
%t RealDigits[N[Sqrt[22],200]][[1]] (* _Vladimir Joseph Stephan Orlovsky_, Feb 22 2011 *)
%o (PARI) default(realprecision, 20080); x=sqrt(22); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b010478.txt", n, " ", d)); \\ _Harry J. Smith_, Jun 03 2009
%Y Cf. A010126 (continued fraction), A248250 (Egyptian fraction), A020779 (reciprocal).
%K nonn,cons,easy
%O 1,1
%A _N. J. A. Sloane_