%I #17 May 18 2022 07:53:33
%S 2,1,3,2,0,0,7,1,6,3,5,5,6,1,0,4,3,4,2,9,8,4,3,7,7,3,2,4,3,3,8,3,9,3,
%T 7,6,3,9,0,3,7,4,0,1,6,0,6,4,1,6,9,8,7,0,6,1,8,4,4,0,9,9,5,0,4,6,2,2,
%U 8,3,9,2,3,9,7,8,7,4,5,3,2,7,9,4,6,4,1,6,1,8,0,0,2,7,9,7,4,1,5
%N Decimal expansion of 1/sqrt(22).
%H Ivan Panchenko, <a href="/A020779/b020779.txt">Table of n, a(n) for n = 0..1000</a>
%e 0.21320071635561043429843773243383937...
%t RealDigits[N[1/Sqrt[22],200]] (* _Vladimir Joseph Stephan Orlovsky_, May 30 2010 *)
%Y Cf. A010478 (reciprocal).
%K nonn,cons,easy
%O 0,1
%A _N. J. A. Sloane_.