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A368563 as a triangular array

1
12
135
1448
156913
167101419
1787121825
1891115202633
193121117273442
110106162124324151
111111317222835435262
1121214101623

A368563 as a square array

111111111111
23456789101112
5467893101112
89107111261314
1314121511161710
19182017212216
252627242823
33343235
424143
5152
62
111111111111
23456789101112
5467893101112
89107111261314
1314121511161710
19182017212216
252627242823
33343235
424143
5152
62