%I #12 Sep 08 2022 08:44:33
%S 2,0,2,0,1,0,1,0,0,2,1,1,2,0,1,2,1,1,0,0,2,1,1,2,0,0,2,1,1,0,0,2,1,1,
%T 1,0,0,2,1,2,1,2,0,1,0,1,2,1,2,2,2,0,2,2,0,0,2,1,0,2,2,0,0,1,0,1,1,2,
%U 0,0,1,1,2,0,0,1,0,1,1,2,0,0,0,2,2,1,1,2,1,0,1,1,1,1,2,2,1,2,1
%N Expansion of sqrt(5) in base 3.
%H G. C. Greubel, <a href="/A004556/b004556.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[5], 3, 100][[1]] (* _G. C. Greubel_, Mar 31 2018 *)
%o (Magma) d:= 5; m:=3; Prune(Reverse(IntegerToSequence(Isqrt(d*m^100), m))); // _G. C. Greubel_, Mar 31 2018
%K nonn,base,cons
%O 1,1
%A _N. J. A. Sloane_
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