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A325007 as a triangular array

1
21
361
418101
54055151
675200126211
7126560700252281
8196131628501996462361
928827309261113765004792451
104055160254805012738550114401287551
11550907561776181027225225116160243102002661

A325007 as a square array

1234567891011
16184075126196288405550
110552005601316273051609075
115126700285092612548061776
12125219961137650127181027
128462500438550225225
13679211440116160
145128724310
1552002
166
1
1234567891011
16184075126196288405550
110552005601316273051609075
115126700285092612548061776
12125219961137650127181027
128462500438550225225
13679211440116160
145128724310
1552002
166
1