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A146014 Triangle read by rows, square of A145975 0
1, 0, 1, -1, 2, 1, -1, 3, 1, 0, -2, 5, 2, 0, 0, 3, 3, 0, 0, 0, 1, 7, 2, 0, 0, 1, 0, 19, -3, 6, 0, 0, 4, 0, 1, 21, 0, -5, 0, 0, 5, 0, 1, 0, 43, -10, -14, 0, 0, 9, 0, 2, 0, 0, 62, -16, -20, 0, 0, 13, 0, 3, 0, 0, 0, 106, -38, -38, 0, 0, 21, 0, 5, 0, 0, 0, 0, 70, 2, -10, 0, 0, 14, 0, 0, 0, 0, 0, 0, 1 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

0,5

COMMENTS

Row sums = the partition numbers, A000041: 1, 1, 2, 3, 5, 7, 11, 15,...

LINKS

Table of n, a(n) for n=0..89.

FORMULA

Triangle read by rows, A145975^2

EXAMPLE

First few rows of the triangle =

1;

0, 1;

-1, 2, 1;

-1, 3, 1, 0;

-2, 5, 2, 0, 0;

3, 3, 0, 0, 0, 1;

1, 7, 2, 0, 0, 1, 0;

19, -3, -6, 0, 0, 4, 0, 1;

21, 0, -5, 0, 0, 5, 0, 1, 0;

43, -10, -14, 0, 0, 9, 0, 2, 0, 0;

62, -16, -20, 0, 0, 13, 0, 3, 0, 0, 0;

106, -38, -38, 0, 0, 21, 0, 5, 0, 0, 0, 0;

70, 2, -10, 0, 0, 14, 0, 0, 0, 0, 0, 0, 1;

154, -42, -45, 0, 0, 29, 0, 4, 0, 0, 0, 0, 1, 0;

...

CROSSREFS

A145975, Cf. A000041

Sequence in context: A147867 A227431 A114118 * A344824 A226173 A212633

Adjacent sequences:  A146011 A146012 A146013 * A146015 A146016 A146017

KEYWORD

tabl,sign

AUTHOR

Gary W. Adamson, Oct 26 2008

STATUS

approved

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Last modified October 28 04:43 EDT 2021. Contains 348313 sequences. (Running on oeis4.)