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A178408
as a triangular array
1
0
-1
0
-1
0
0
-1
1
0
0
-1
0
0
0
0
-1
2
0
0
0
0
-1
0
0
0
0
0
0
-1
2
-1
0
0
0
0
0
-1
1
0
0
0
0
0
0
0
-1
2
0
0
0
0
0
0
0
0
-1
0
0
0
0
0
0
0
0
0
0
-1
4
-3
0
0
0
0
0
0
0
0
0
-1
0
0
0
0
0
0
0
0
0
0
0
0
-1
2
0
0
0
A178408
as a square array
1
0
0
0
0
0
0
0
0
0
0
0
0
0
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
0
1
0
2
0
2
1
2
0
4
0
2
0
0
0
0
-1
0
0
0
-3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
A178408
as an upper right triangle
1
0
0
0
0
0
0
0
0
0
0
0
0
0
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
0
1
0
2
0
2
1
2
0
4
0
2
0
0
0
0
-1
0
0
0
-3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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Last modified May 13 21:17 EDT 2024. Contains 372523 sequences. (Running on oeis4.)
