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A305402 as a triangular array

1
1-2
3-42
15-189-2
105-12060-162
945-1050525-15025-2
10395-113405670-1680315-362
135135-14553072765-220504410-58849-2
2027025-21621601081080-33264069300-100801008-642

A305402 as a square array

11315105945103951351352027025
-2-4-18-120-1050-11340-145530-2162160
29605255670727651081080
-2-16-150-1680-22050-332640
225315441069300
-2-36-588-10080
2491008
-2-64
2
11315105945103951351352027025
-2-4-18-120-1050-11340-145530-2162160
29605255670727651081080
-2-16-150-1680-22050-332640
225315441069300
-2-36-588-10080
2491008
-2-64
2