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A137289 formatted as a triangular array:

1
2 1
-2 0 1
2 -3 -2 1
-2 8 0 -4 1
2 -15 10 7 -6 1
-2 24 -35 0 18 -8 1
2 -35 84 -42 -30 33 -10 1
-2 48 -168 168 0 -88 52 -12 1
2 -63 300 -462 198 143 -182 75 -14 1
-2 80 -495 1056 -858 0 455 -320 102 -16 1

A137289 formatted as a square array:

1 2 -2 2 -2 2 -2 2 -2 2 -2
1 0 -3 8 -15 24 -35 48 -63 80
1 -2 0 10 -35 84 -168 300 -495
1 -4 7 0 -42 168 -462 1056
1 -6 18 -30 0 198 -858
1 -8 33 -88 143 0
1 -10 52 -182 455
1 -12 75 -320
1 -14 102
1 -16
1

A137289 formatted as an upper right triangle:

1 2 -2 2 -2 2 -2 2 -2 2 -2
1 0 -3 8 -15 24 -35 48 -63 80
1 -2 0 10 -35 84 -168 300 -495
1 -4 7 0 -42 168 -462 1056
1 -6 18 -30 0 198 -858
1 -8 33 -88 143 0
1 -10 52 -182 455
1 -12 75 -320
1 -14 102
1 -16
1

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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.


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