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A208532 as a triangular array

1
21
342
49104
51628248
62560805616
73611020021612832
84918242061656028864
964280784145617921408640128
1081408134430244704499234561408256

A208532 as a square array

12345678910
149162536496481
2102860110182280408
424802004207841344
85621661614563024
1612856017924704
3228814084992
646403456
1281408
256
12345678910
149162536496481
2102860110182280408
424802004207841344
85621661614563024
1612856017924704
3228814084992
646403456
1281408
256