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A100791 as a triangular array

1
54
181710
50483720
115110936735
23122019415610956
42039936030624016584
708672615540450348237120
11251068987885765630483327165
170516201508137212151040850648437220

A100791 as a square array

15185011523142070811251705
4174811022039967210681620
1037931943606159871508
20671563065408851372
351092404507651215
561653486301040
84237483850
120327648
165437
220
15185011523142070811251705
4174811022039967210681620
1037931943606159871508
20671563065408851372
351092404507651215
561653486301040
84237483850
120327648
165437
220