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A030317 Write the odd numbers 2n-1 in base 2 and juxtapose these binary expansions; read the result bit-by-bit. 6
1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 0, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1, 0, 0, 1, 1, 1, 0, 1, 0, 1, 1, 0, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 0, 0, 0, 1, 1, 1, 0, 0, 1, 0, 1, 1, 0, 0, 1, 1, 1, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..90.

MATHEMATICA

Flatten[Table[IntegerDigits[2n-1, 2], {n, 50}]] (* Harvey P. Dale, Aug 06 2013 *)

CROSSREFS

Sequence in context: A187967 A106467 A106468 * A077009 A078556 A144093

Adjacent sequences:  A030314 A030315 A030316 * A030318 A030319 A030320

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified May 22 18:53 EDT 2019. Contains 323481 sequences. (Running on oeis4.)