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A115633 as a triangular array

1
1-1
-401
001-1
0-4001
00001-1
00-40001
0000001-1
000-400001
000000001-1
0000-4000001
00000000001-1
00000-40000001
0000000000001-1
000000-400000001

A115633 as a square array

11-4000000000000
-100-40000000000
1100-400000000
-10000-4000000
110000-40000
-1000000-400
11000000-4
-10000000
1100000
-100000
11000
-1000
110
-10
1
11-4000000000000
-100-40000000000
1100-400000000
-10000-4000000
110000-40000
-1000000-400
11000000-4
-10000000
1100000
-100000
11000
-1000
110
-10
1