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A123346 as a triangular array

1
21
532
151075
5237272015
203151114876752
877674523409322255203
4140326325892066165713351080877
2114717007137441115590897432609750174140
115975948287782164077529224383336401303042528721147

A123346 as a square array

1251552203877414021147115975
13103715167432631700794828
272711452325891374477821
5208740920661115564077
15673221657908952922
522551335743243833
2031080609736401
877501730304
414025287
21147
1251552203877414021147115975
13103715167432631700794828
272711452325891374477821
5208740920661115564077
15673221657908952922
522551335743243833
2031080609736401
877501730304
414025287
21147