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Search: id:A133088
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A133088 A007318^(-1) * A133080. +0
1
1, 0, 1, -1, -2, 1, 2, 3, -2, 1, -3, 4, 2, -4, 1, 4, 5, 0, 10, -4, 1, -5, -6, -5, -20, 9, -6, 1, 6, 7, 14, 35, -14, 21, -6, 1, -7, -8, -28, -56, 14, -56, 20, -8, 1, 8, 9, 48, 84, 0 (list; table; graph; listen)
OFFSET

0,5

COMMENT

Row sums = (1, 1, -2, 4, -8, 16, -32, 64,...)

FORMULA

Inverse binomial transform of A133080

EXAMPLE

First few rows of the triangle are:

1;

0, 1;

-1, -2, 1;

2, 3, -2, 1;

-3, -4, 2, -4, 1;

4, 5, 0, 10, -4, 1;

-5, -6, -5, -20, 9, -6, 1;

...

CROSSREFS

Cf. A133080, A007318.

Sequence in context: A002850 A111944 A109814 this_sequence A059982 A134388 A055095

Adjacent sequences: A133085 A133086 A133087 this_sequence A133089 A133090 A133091

KEYWORD

tabl,more,sign

AUTHOR

Gary W. Adamson (qntmpkt(AT)yahoo.com), Sep 08 2007

EXTENSIONS

Typo corrected by Travis Hoppe, Apr 24 2008

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Last modified November 24 23:16 EST 2009. Contains 167481 sequences.


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