A156241 as tables, graphs or sounds

A156241 formatted as a triangular array:

1

-1 1

-1 0 1

0 0 0 1

-1 0 0 0 1

1 -1 -1 0 0 1

-1 0 0 0 0 0 1

0 0 0 0 0 0 0 1

0 0 0 0 0 0 0 0 1

1 -1 0 0 -1 0 0 0 0 1

-1 0 0 0 0 0 0 0 0 0 1

0 0 0 0 0 0 0 0 0 0 0 1

-1 0 0 0 0 0 0 0 0 0 0 0 1

1 -1 -1 0 -1 1 -1 0 0 1 -1 0 -1

1 0 0 0 -1 0 0 0 -1 0 0 0

1 0 0 -1 0 0 0 0 0 0 0

1 0 0 0 0 0 0 0 0 0

1 0 0 0 0 -1 0 0 0

1 0 0 0 0 0 0 0

1 0 0 0 0 0 0

1 0 0 0 0 0

1 0 0 0 0

1 0 0 0

1 0 0

1 0

1