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A209543 as a triangular array

1
11
111
1221
141641
18727281
116243729243161
1321125648064801125321
164500063504103680635045000641
11282048063504020808002080800635040204801281
1256865286350400

A209543 as a square array

11111111111
11248163264128256
121672243112550002048086528
14727296480635046350406350400
1824364801036802080800
1161125635042080800
1325000635040
16420480
1128
1
11111111111
11248163264128256
121672243112550002048086528
14727296480635046350406350400
1824364801036802080800
1161125635042080800
1325000635040
16420480
1128
1