A105567 - OEIS

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A105567 as a triangular array

1

1 1

1 -1 1

1 1 1 1

1 1 0 1 1

1 0 -1 -1 0 1

1 1 0 0 0 1 1

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

1 1 0 -1 0 -1 0 1 1

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

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

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

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

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

1 1 0 -1 0

A105567 as a square array

1 1 1 1 1 1 1 1 1 1 1 1 1 1 1

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

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

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

1 0 0 0 0 0 0 0 0 0 0

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

1 -1 0 0 0 1 0 1

1 1 -1 -1 0 -1 1

1 0 0 0 0 0

1 0 0 0 0

1 -1 0 1

1 1 -1

1 0

1

A105567 as an upper right triangle