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A215292 as a triangular array

1
11
121
1331
161061
1103030101
120140280140201
13542021002100420351
17023102310060060231002310701
112669302102101051050105105021021069301261
1252420422522520

A215292 as a square array

11111111111
123610203570126252
1310301404202310693042042
16302802100231002102102522520
1101402100600601051050
120420231001051050
1352310210210
1706930
1126
1
11111111111
123610203570126252
1310301404202310693042042
16302802100231002102102522520
1101402100600601051050
120420231001051050
1352310210210
1706930
1126
1