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A128132 as a triangular array

1
-12
0-13
00-14
000-15
0000-16
00000-17
000000-18
0000000-19
00000000-110
000000000-111
0000000000-112

A128132 as a square array

1-10000000000
2-1000000000
3-100000000
4-10000000
5-1000000
6-100000
7-10000
8-1000
9-100
10-10
11-1
12
1-10000000000
2-1000000000
3-100000000
4-10000000
5-1000000
6-100000
7-10000
8-1000
9-100
10-10
11-1
12