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A223542 as a triangular array

0
11
323
5555
97479
1111661111
1513158151315
1919191919191919
272317231023172327
29292121121221212929
33313325161416253331

A223542 as a square array

01359111519272933
1257111319232931
35461519172133
576819232125
9111519101216
111319231214
1519172116
19232125
272933
2931
01359111519272933
1257111319232931
35461519172133
576819232125
9111519101216
111319231214
1519172116
19232125
272933
2931