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A327997 as a triangular array

1
31
971
2738121
81192101181
243969755215251
729511554942205400331
21872932240971214695355679421
656118799232365820935666619114521078521
19683137074527649262111318813645176295223021626631

A327997 as a square array

13927812437292187656119683
17381929695115293221879921370745
1121017555494409713236582764926
1182152205214692093562111318
125400535566619813645
13367911452176295
142107822302
1521626
163
1
13927812437292187656119683
17381929695115293221879921370745
1121017555494409713236582764926
1182152205214692093562111318
125400535566619813645
13367911452176295
142107822302
1521626
163
1