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A225469 as a triangular array

1
31
9101
2779211
81580310361
24341413990850551
7292923048031167401895781
21872053395575712991315274536891051
6561143956063386205044536130128613759265241361

A225469 as a square array

139278124372921876561
110795804141292302053391439560
1213103990480315575716338620
136850167402991315044536
1551895527451301286
1783689137592
11056524
1136
1
139278124372921876561
110795804141292302053391439560
1213103990480315575716338620
136850167402991315044536
1551895527451301286
1783689137592
11056524
1136
1