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A271878 as a triangular array

2
43
1484
5238125
21416062166
91674128886207
411634161408416110248
189961627068562110544134289
8989478408340361057628126721583210
4331963840331699365389214352

A271878 as a square array

24145221491641161899689894433196
383816074134161627078408384033
412622881408685634036169936
5168641621101057653892
620110544281214352
724134672
828158
932
10
24145221491641161899689894433196
383816074134161627078408384033
412622881408685634036169936
5168641621101057653892
620110544281214352
724134672
828158
932
10