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A198013 as a triangular array

1
11
272
312123
53151315
879182182798
13186753116575318613
21465306175137513306146521
3411311250346044805194604412503113134
5527765166829933578896178896129933551668

A198013 as a square array

11235813213455
1712317918646511312776
2125118275330611250351668
3311821165751346044299335
579753751380519788961
8186306146044788961
1346512503299335
21113151668
34
11235813213455
1712317918646511312776
2125118275330611250351668
3311821165751346044299335
579753751380519788961
8186306146044788961
1346512503299335
21113151668
34