Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).
%I #27 Sep 08 2022 08:44:33
%S 3,1,4,1,2,6,3,0,0,1,4,0,8,5,1,6,3,1,2,7,2,2,4,2,3,6,2,8,2,0,7,1,0,6,
%T 7,0,4,0,0,1,6,7,1,0,7,6,1,6,4,3,5,3,3,5,2,4,6,2,6,7,2,2,0,7,8,0,3,5,
%U 1,5,7,1,2,5,6,4,7,8,3,0,3,6,0,5,0,4,8,0,3,0,2,4,3,6,7,1,6,2,7,3,7,1
%N Expansion of sqrt(10) in base 9.
%H G. C. Greubel, <a href="/A004592/b004592.txt">Table of n, a(n) for n = 1..10000</a>
%H Jason Kimberley, <a href="/wiki/User:Jason_Kimberley/sqrt_base">Index of expansions of sqrt(d) in base b</a>
%t RealDigits[Sqrt[10],9,100][[1]] (* _Harvey P. Dale_, Mar 06 2011 *)
%o (Magma) Prune(Reverse(IntegerToSequence(Isqrt(10*9^200),9))); // _Jason Kimberley_, Feb 2012
%Y Cf. A010467.
%K nonn,base,cons,easy
%O 1,1
%A _N. J. A. Sloane_
%E Corrected and extended by _Harvey P. Dale_, Mar 06 2011
%E More terms from _Jason Kimberley_, Feb 2012