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Search: id:A127201
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A127201 Base 2 log of denominators corresponding to A127200. +0
2
2, 1, 3, 5, 6, 6, 4, 7, 8, 11, 12, 11, 13, 14, 15, 17, 18, 18, 18, 16, 19, 23, 24, 25, 26, 27, 28, 26, 29, 31, 32, 33, 34, 35, 36, 36, 35, 37, 38, 41, 42, 41, 43, 44, 45, 47, 48, 49, 50, 51, 52, 52, 52, 52, 46, 53, 54, 59, 60, 58, 61, 62, 63, 64, 65, 67, 68, 69, 70, 70, 68, 73 (list; graph; listen)
OFFSET

2,1

MATHEMATICA

Table[Round[(1/Log[2])Log[Denominator[Sum[PrimePi[k]/2^k, {k, 2, x}]]]], {x, 2, 100}] (*Artur Jasinski*)

CROSSREFS

Cf. A119523, A127197, A127200.

Sequence in context: A167595 A161169 A058202 this_sequence A006769 A075643 A076074

Adjacent sequences: A127198 A127199 A127200 this_sequence A127202 A127203 A127204

KEYWORD

nonn,frac

AUTHOR

Artur Jasinski (grafix(AT)csl.pl), Jan 08 2007

page 1

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Last modified March 19 13:18 EDT 2010. Contains 173632 sequences.


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