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A335997 as a triangular array

1
11
122
161212
124144288288
11202880172803456034560
1720864002073600124416002488320024883200
1504036288004354560001045094400062705664000125411328000125411328000

A335997 as a square array

11111111
126241207205040
2121442880864003628800
12288172802073600435456000
288345601244160010450944000
345602488320062705664000
24883200125411328000
125411328000
11111111
126241207205040
2121442880864003628800
12288172802073600435456000
288345601244160010450944000
345602488320062705664000
24883200125411328000
125411328000