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A155794 as a triangular array

1
11
111
1221
162461
124720720241
112040320362880403201201
1720362880047900160047900160036288007201
15040479001600130767436800020922789888000130767436800047900160050401

A155794 as a square array

111111111
1126241207205040
1224720403203628800479001600
167203628804790016001307674368000
1244032047900160020922789888000
112036288001307674368000
1720479001600
15040
1
111111111
1126241207205040
1224720403203628800479001600
167203628804790016001307674368000
1244032047900160020922789888000
112036288001307674368000
1720479001600
15040
1