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A156826 as a triangular array

1
2-1
31-1
4-10-1
5210-1
6-2-100-1
73-1100-1
8-32-1000-1
94-2-11000-1
10-4-2-1-10000-1
11532-110000-1
12-5-3-2-1-100000-1
136-3-2-1-1100

A156826 as a square array

12345678910111213
-11-12-23-34-45-56
-101-1-12-2-23-3-3
-1001-1-1-12-2-2
-10001-1-1-1-1
-100001-1-1
-1000001
-100000
-10000
-100
-10
-1
12345678910111213
-11-12-23-34-45-56
-101-1-12-2-23-3-3
-1001-1-1-12-2-2
-10001-1-1-1-1
-100001-1-1
-1000001
-100000
-10000
-100
-10
-1