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A299097 as a triangular array

1
22
474
813138
1629202916
327341417332
6415710112510115764
128353242574574242353128
256869578184728281847578869256
51219931385600796249624600713851993512
10244557

A299097 as a square array

12481632641282565121024
2713297315735386919934557
41320411012425781385
8294112557418476007
167310157428289624
3215724218479624
643535786007
1288691385
2561993
512
12481632641282565121024
2713297315735386919934557
41320411012425781385
8294112557418476007
167310157428289624
3215724218479624
643535786007
1288691385
2561993
512