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Search: id:A145273
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A145273 Parity sequence of A006893. +0
1
1, 0, 1, 0, 0, 1, 1, 0, 0, 0, 0, 1, 1, 0, 1, 0, 0, 0, 1, 1, 1, 0, 0, 1, 1, 0, 1, 0, 0, 0, 1, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 1, 0, 1, 1, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 1, 1, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1, 1, 0, 1, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1 (list; graph; listen)
OFFSET

1,1

COMMENT

Complement of the parity sequence of iterated triangular numbers (A117872).

CROSSREFS

Cf. A145272. Complement of A117872

Sequence in context: A078588 A039983 A152490 this_sequence A120522 A157423 A098033

Adjacent sequences: A145270 A145271 A145272 this_sequence A145274 A145275 A145276

KEYWORD

easy,nonn

AUTHOR

Greg Huber (huber(AT)alum.mit.edu), Oct 06 2008

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


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