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A143492 as a triangular array

1
31
1271
6047121
360342119181
252027541175245251
2016024552121543135445331
181440241128133938403697140742421
181440025927201580508537628111769145601162521
19958400

A143492 as a square array

131260360252020160181440181440019958400
17473422754245522411282592720
1121191175121541339381580508
118245313540369537628
1254457140111769
13374214560
1421162
152
1
131260360252020160181440181440019958400
17473422754245522411282592720
1121191175121541339381580508
118245313540369537628
1254457140111769
13374214560
1421162
152
1