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A211706 Binary expansion of Sum{A000618(n)*2^(-n) : n>=1} 3
1, 1, 0, 0, 1, 1, 0, 1, 1, 0, 1, 0, 1, 0, 0, 0, 0, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 1, 0, 0, 1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 0, 1, 1, 1, 0, 0, 1, 0, 1, 1, 0, 0, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

2

LINKS

Table of n, a(n) for n=2..100.

EXAMPLE

11.00110110101000001011111100111100100001...

MATHEMATICA

f[n_, m_] := Sum[Floor[n/k], {k, 1, m}]

t = Table[f[n, 100], {n, 1, 4000}] ;

N[Sum[t[[n]]/2^n, {n, 1, 4000}], 100]

RealDigits[%, 10]  (* A211705 *)

RealDigits[%%, 2]  (* A211706 *)

CROSSREFS

Cf. A000618, A211701, A211705 (decimal representation)

Sequence in context: A265698 A267673 A267845 * A267683 A267869 A068434

Adjacent sequences:  A211703 A211704 A211705 * A211707 A211708 A211709

KEYWORD

nonn,cons,base

AUTHOR

Clark Kimberling, Apr 19 2012

EXTENSIONS

Offset changed from Bruno Berselli, May 14 2012

STATUS

approved

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Last modified June 6 14:04 EDT 2020. Contains 334827 sequences. (Running on oeis4.)