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A068426 Expansion of log(2) in base 2. 1
1, 0, 1, 1, 0, 0, 0, 1, 0, 1, 1, 1, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 0, 0, 0, 1, 1, 1, 0, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 0, 1, 1, 0, 1, 0, 1, 0, 1, 1, 1, 1, 0, 0, 1, 0, 0, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 0, 1, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

G. C. Greubel, Table of n, a(n) for n = 0..10000

EXAMPLE

0.10110001... = 1/2 + 1/8 + 1/16 + 1/256 + ...

MATHEMATICA

RealDigits[Log[2], 2, 100][[1]] (* G. C. Greubel, Mar 23 2018 *)

PROG

(PARI) binary(log(2))[2] \\ Michel Marcus, Dec 14 2017

CROSSREFS

Cf. A002162.

Sequence in context: A214295 A145377 A218173 * A280816 A138709 A082960

Adjacent sequences:  A068423 A068424 A068425 * A068427 A068428 A068429

KEYWORD

base,cons,easy,nonn

AUTHOR

Benoit Cloitre, Mar 09 2002

EXTENSIONS

Offset corrected by R. J. Mathar, Feb 05 2009

STATUS

approved

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Last modified April 24 23:16 EDT 2018. Contains 303046 sequences. (Running on oeis4.)