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A117162 formatted as a triangular array:

1
-1 1
-1 -1 1
0 -2 -1 1
-1 0 -2 -1 1
1 -1 -1 -2 -1 1
-1 1 -1 -1 -2 -1 1
0 0 2 -2 -1 -2 -1 1
0 1 -1 2 -2 -1 -2 -1 1
1 -1 3 0 1 -2 -1 -2 -1 1
-1 1 -1 3 0 1 -2 -1 -2 -1 1
0 2 2 0 4 -1 1 -2 -1 -2 -1 1
-1 0 2 2 0 4 -1 1 -2 -1 -2 -1 1

A117162 formatted as a square array:

1 -1 -1 0 -1 1 -1 0 0 1 -1 0 -1
1 -1 -2 0 -1 1 0 1 -1 1 2 0
1 -1 -2 -1 -1 2 -1 3 -1 2 2
1 -1 -2 -1 -2 2 0 3 0 2
1 -1 -2 -1 -2 1 0 4 0
1 -1 -2 -1 -2 1 -1 4
1 -1 -2 -1 -2 1 -1
1 -1 -2 -1 -2 1
1 -1 -2 -1 -2
1 -1 -2 -1
1 -1 -2
1 -1
1

A117162 formatted as an upper right triangle:

1 -1 -1 0 -1 1 -1 0 0 1 -1 0 -1
1 -1 -2 0 -1 1 0 1 -1 1 2 0
1 -1 -2 -1 -1 2 -1 3 -1 2 2
1 -1 -2 -1 -2 2 0 3 0 2
1 -1 -2 -1 -2 1 0 4 0
1 -1 -2 -1 -2 1 -1 4
1 -1 -2 -1 -2 1 -1
1 -1 -2 -1 -2 1
1 -1 -2 -1 -2
1 -1 -2 -1
1 -1 -2
1 -1
1

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Last modified December 4 15:11 EST 2009. Contains 170347 sequences.


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