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A080417 as a triangular array

1
1-1
1-31
1-76-1
1-1525-101
1-3190-6515-1
1-63301-350140-211
1-127966-17011050-26628-1
1-2553025-77706951-2646462-361
1-5119330-3410542525-228275880-75045-1

A080417 as a square array

1111111111
-1-3-7-15-31-63-127-255-511
16259030196630259330
-1-10-65-350-1701-7770-34105
1151401050695142525
-1-21-266-2646-22827
1284625880
-1-36-750
145
-1
1111111111
-1-3-7-15-31-63-127-255-511
16259030196630259330
-1-10-65-350-1701-7770-34105
1151401050695142525
-1-21-266-2646-22827
1284625880
-1-36-750
145
-1