A004547 - OEIS

A004547

Expansion of sqrt(3) in base 2.

1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 0, 0, 1, 1, 1, 1, 0, 1, 0, 1, 1, 1, 0, 1, 0, 0, 0, 0, 1, 0, 1, 1, 0, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 1, 0, 1, 1, 0, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1, 1, 0, 1, 0, 0, 0, 0, 1, 0, 1, 1, 0, 1, 0, 1, 1, 1, 0, 0, 0, 0, 0, 1

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OFFSET

1,1

LINKS

G. C. Greubel, Table of n, a(n) for n = 1..10000 (terms 1..1000 from Ivan Panchenko)

Jason Kimberley, Index of expansions of sqrt(d) in base b

MATHEMATICA

N[Sqrt[3], 200]; RealDigits[%, 2]

RealDigits[Sqrt[3], 2, 120][[1]] (* Harvey P. Dale, Apr 22 2013 *)

PROG

(Magma) d:= 3; m:=2; Prune(Reverse(IntegerToSequence(Isqrt(d*m^100), m))); // G. C. Greubel, Mar 31 2018

CROSSREFS