A128064
formatted as a triangular array:
1
-1
2
0
-2
3
0
0
-3
4
0
0
0
-4
5
0
0
0
0
-5
6
0
0
0
0
0
-6
7
0
0
0
0
0
0
-7
8
A128064
formatted as a square array:
1
-1
0
0
0
0
0
0
2
-2
0
0
0
0
0
3
-3
0
0
0
0
4
-4
0
0
0
5
-5
0
0
6
-6
0
7
-7
8
A128064
formatted as an upper right triangle:
1
-1
0
0
0
0
0
0
2
-2
0
0
0
0
0
3
-3
0
0
0
0
4
-4
0
0
0
5
-5
0
0
6
-6
0
7
-7
8
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified December 21 10:15 EST 2009. Contains 171081 sequences.
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