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A168625 as a triangular array

1
11
191
117171
12541251
1337373331
141113153113411
149161273273161491
157217441553441217571
16528166510011001665281651
173353953167320091673953353731

A168625 as a square array

11111111111
191725334149576573
1174173113161217281353
12573153273441665953
13311327355310011673
14116144110012009
1492176651673
157281953
165353
173
1
11111111111
191725334149576573
1174173113161217281353
12573153273441665953
13311327355310011673
14116144110012009
1492176651673
157281953
165353
173
1