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A191730 as a triangular array

1
23
475
917126
224229148
5410472341910
13425917984472411
334647447209117592713
83416171117522292147673215
2084404227921304729367167793716
5209101046979

A191730 as a square array

1249225413433483420845209
3717421042596471617404210104
5122972179447111727926979
61434842095221304
81947117292729
102459147367
112767167
133279
1537
16

A191730 as an upper right triangle

1249225413433483420845209
3717421042596471617404210104
5122972179447111727926979
61434842095221304
81947117292729
102459147367
112767167
133279
1537
16

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Last modified February 22 15:02 EST 2020. Contains 332137 sequences. (Running on oeis4.)