A143352 - OEIS

A143352 as a triangular array

1

2 -1

2 0 -1

3 -2 0 0

2 0 0 0 -1

4 -2 -2 0 0 1

2 0 0 0 0 0 -1

4 -3 0 0 0 0 0 0

3 0 -2 0 0 0 0 0 0

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

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

6 -4 -3 0 0 2 0 0 0 0 0 0

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

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

1 2 2 3 2 4 2 4 3 4 2 6 2 4

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

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

0 0 0 0 0 0 0 0 0 0 0

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

1 0 0 0 0 0 2 0 0

-1 0 0 0 0 0 0 -2

0 0 0 0 0 0 0

0 0 0 0 0 0

1 0 0 0 0

-1 0 0 0

0 0 0

-1 0

1