A117941 as tables, graphs or sounds

A117941 formatted as a triangular array:

1

-2 1

-5 2 1

-2 0 0 1

4 -2 0 -2 1

10 -4 -2 -5 2 1

-5 0 0 2 0 0 1

10 -5 0 -4 2 0 -2 1

25 -10 -5 -10 4 2 -5 2 1

-2 0 0 0 0 0 0 0 0 1

0 4 -2 0 0 0 0 0 0 0 -2

1 10 -4 -2 0 0 0 0 0 0 -5 2

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

1 -8 4 0 4 -2 0 0 0 0 4 -2 0 -2

1 -2 -5 -2 4 10 -5 10 25 -2 0 1 1 1

1 2 0 -2 -4 0 -5 -10 0 4 10 4 -8

1 0 0 -2 0 0 -5 0 -2 -4 0 4

1 -2 -5 2 -4 -10 0 0 -2 0 0

1 2 0 2 4 0 0 0 -2 4

1 0 0 2 0 0 0 0 -2

1 -2 -5 0 0 0 0 0

1 2 0 0 0 0 0

1 0 0 0 0 0

1 0 0 0 0

-2 -5 -2 4

2 0 -2

0 0

-2