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A165620 as a triangular array

1
-11
0-11
0-1-11
11-2-11
-122-3-11
0-243-4-11
0-2-474-5-11
12-6-7115-6-11
-136-13-11166-7-11
0-3913-24-16227-8-11

A165620 as a square array

1-1001-1001-10
1-1-112-2-223-3
1-1-224-4-669
1-1-337-7-1313
1-1-4411-11-24
1-1-5516-16
1-1-6622
1-1-77
1-1-8
1-1
1
1-1001-1001-10
1-1-112-2-223-3
1-1-224-4-669
1-1-337-7-1313
1-1-4411-11-24
1-1-5516-16
1-1-6622
1-1-77
1-1-8
1-1
1