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A174551 as a triangular array

1
11
432
2719126
2561751106024
312521011320750360120
4665631031195021134058802520720
82354354360734179620172610920052080201605040
1677721611012415692723041310362298744116424051408018144040320

A174551 as a square array

1142725631254665682354316777216
131917521013103154360711012415
2121101320195023417966927230
660750113402017264131036
2436058801092002298744
1202520520801164240
72020160514080
5040181440
40320
1142725631254665682354316777216
131917521013103154360711012415
2121101320195023417966927230
660750113402017264131036
2436058801092002298744
1202520520801164240
72020160514080
5040181440
40320