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A124389 as a triangular array

1
11
111
1111
13111
135111
1757111
191779111
1172531911111
1256149491113111
14310914581711315111

A124389 as a square array

11111111111
1113379172543
11155172561109
111773149145
111994981
111111171
1111313
11115
111
11
1
11111111111
1113379172543
11155172561109
111773149145
111994981
111111171
1111313
11115
111
11
1