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A241957 as a triangular array

1
35
7119
15231913
3147392717
639579553521
127191159111714325
255383319223143875129
5117676394472871751035933
1023153512798955753512071196737

A241957 as a square array

1371531631272555111023
5112347951913837671535
91939791593196391279
132755111223447895
173571143287575
214387175351
2551103207
2959119
3367
37
1371531631272555111023
5112347951913837671535
91939791593196391279
132755111223447895
173571143287575
214387175351
2551103207
2959119
3367
37