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A366820 as a simple table

na(n)
03
13
26
356
4258
56264
652136
71559520
817041416
9706911048
1010102223208
11706019328000
129101898907920
13519285252355776
1411672709747324912
15880565163670372352
1618446811354131136516
171792353900753729655758
1854357680125881245248800
194154723599066412190910560

[3,3,6,56,258,6264,52136,1559520,17041416,
 706911048,10102223208,706019328000,9101898907920,
 519285252355776,11672709747324912,
 880565163670372352,18446811354131136516,
 1792353900753729655758,54357680125881245248800,
 4154723599066412190910560]