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%I #34 Oct 19 2023 09:08:08
%S 2,1,0,4,2,2,3,2,4,0,1,1,3,2,4,1,0,4,0,0,1,3,4,4,1,2,3,3,0,4,1,3,0,4,
%T 2,4,2,2,2,1,2,1,3,2,1,1,3,0,1,3,1,0,3,2,1,0,0,1,0,2,2,1,4,2,3,4,4,4,
%U 3,4,3,4,2,4,2,3,4,4,1,4,4,4,2,1,1,3,0,3,2,1,4,0,1,3,0,3,2,2,1
%N Expansion of sqrt(5) in base 5.
%H G. C. Greubel, <a href="/A004558/b004558.txt">Table of n, a(n) for n = 1..10000</a> (terms 1.2000 from Vincenzo Librandi)
%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], 5, 100][[1]] (* _Vincenzo Librandi_, Apr 29 2017 *)
%o (Magma) Prune(Reverse(IntegerToSequence(Isqrt(5*5^200), 5))); // _Vincenzo Librandi_, Apr 29 2017
%Y Cf. A002163.
%K nonn,base,cons
%O 1,1
%A _N. J. A. Sloane_
%E Updated by _Alois P. Heinz_ at the suggestion of Kevin Ryde, Feb 19 2012
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