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A283675 as a triangular array

1
1-1
1-1-1
1-1-40
1-1-16-230
1-1-64-713-2231
1-1-256-19619-64687-27670
1-1-1024-531185-16755517-9688545-422681
1-1-4096-14347883-4294403215-30499543213-2165715003-7590080
1-1-16384

A283675 as a square array

1111111111
-1-1-1-1-1-1-1-1-1
-1-4-16-64-256-1024-4096-16384
0-23-713-19619-531185-14347883
0-223-64687-16755517-4294403215
1-2767-9688545-30499543213
0-42268-2165715003
1-759008
0
1111111111
-1-1-1-1-1-1-1-1-1
-1-4-16-64-256-1024-4096-16384
0-23-713-19619-531185-14347883
0-223-64687-16755517-4294403215
1-2767-9688545-30499543213
0-42268-2165715003
1-759008
0