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A155972 The Partition Ruler +0
1
1, 1, 0, 1, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 (list; graph; listen)
OFFSET

0,1

COMMENT

a(k) = 1 if k = A000070(n) - 1 for some n >= 0 otherwise 0.

Is this the same as A134286? - N. J. A. Sloane (njas(AT)research.att.com), Feb 02 2009

EXAMPLE

.1,

.1,

.0, 1,

.0, 0, 1,

.0, 0, 0, 0, 1,

CROSSREFS

Cf. A000070, A000041.

Sequence in context: A143259 A113430 A113681 this_sequence A010054 A106459 A143433

Adjacent sequences: A155969 A155970 A155971 this_sequence A155973 A155974 A155975

KEYWORD

nonn,tabf

AUTHOR

Peter Luschny (peter(AT)luschny.de), Jan 31 2009

page 1

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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