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A004573 Expansion of sqrt(7) in base 6. 1

%I #18 Sep 08 2022 08:44:33

%S 2,3,5,1,2,5,2,1,0,1,2,2,3,2,1,2,5,0,0,3,5,0,3,5,0,5,2,1,2,5,3,3,0,4,

%T 4,5,1,1,5,5,2,3,4,5,2,1,5,0,4,4,1,0,3,0,5,5,2,5,0,1,1,2,3,1,5,4,5,3,

%U 0,1,5,5,3,5,0,3,1,2,3,5,5,1,0,2,0,3,3,1,4,0,5,5,2,2,2,4,4,2,0

%N Expansion of sqrt(7) in base 6.

%H G. C. Greubel, <a href="/A004573/b004573.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[7], 6, 100][[1]] (* _G. C. Greubel_, Mar 26 2018 *)

%o (Magma) d:= 7; m:=6; Prune(Reverse(IntegerToSequence(Isqrt(d*m^100), m))); // _G. C. Greubel_, Mar 26 2018

%Y Cf. A010465.

%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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Last modified May 6 14:29 EDT 2024. Contains 372293 sequences. (Running on oeis4.)