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A204028 as a triangular array

1
11
141
1441
14741
147741
14710741
1471010741
147101310741
14710131310741
1471013161310741
147101316161310741
1471013161916

A204028 as a square array

1111111111111
144444444444
14777777777
14710101010101010
147101313131313
1471013161616
14710131619
147101316
14710
147
14
1
1111111111111
144444444444
14777777777
14710101010101010
147101313131313
1471013161616
14710131619
147101316
14710
147
14
1