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A247706 as a triangular array

1
10
302
1620200
135204140166
944143211642961700
481487968452406817089220
264355865666994416481749427007620
158761410000520728371456175810466481287644062
97804427835603836254310730816963126097721727241822031600

A247706 as a square array

11316135944481426435158761978044
002020414328796586564100002783560
22014011648452669945207283836254
0162964068416483714563107308
61701708174941758101696312
092270046648609772
2076212876172724
044018220
623160
0
11316135944481426435158761978044
002020414328796586564100002783560
22014011648452669945207283836254
0162964068416483714563107308
61701708174941758101696312
092270046648609772
2076212876172724
044018220
623160
0