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A156609 as a triangular array

1
11
1-21
1441
1-48-41
148841
1-48-88-41
14888841
1-48-88-88-41
1488888841
1-48-88-88-88-41

A156609 as a square array

11111111111
1-24-44-44-44-4
148888888
1-48-88-88-8
1488888
1-48-88-8
14888
1-48-8
148
1-4
1
11111111111
1-24-44-44-44-4
148888888
1-48-88-88-8
1488888
1-48-88-8
14888
1-48-8
148
1-4
1