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A327488 as a triangular array

1
22
414
4444
83238
882288
8781878
88888888
16767476716
16166644661616
16151654345161516
16161616444416161616

A327488 as a square array

1244888816161616
21438787161516
442288661616
4321876516
88884444
8787434
886644
87654
16161616
161516
1616
16
1244888816161616
21438787161516
442288661616
4321876516
88884444
8787434
886644
87654
16161616
161516
1616
16