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A152251 as a triangular array

1
11
212
4225
844513
1688101334
32161620263489
64323240526889233
128646480104136178233610

A152251 as a square array

11248163264128
11248163264
2248163264
5510204080
13132652104
343468136
8989178
233233
610
11248163264128
11248163264
2248163264
5510204080
13132652104
343468136
8989178
233233
610