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A334038 as a simple table

na(n)
01
11
21
33
424
5100
61800
715435
8702464
913716864
10163296000
111383574500
12109294479360
133842829083808
141159801183597056
15132320316074821875
168213884352593920000
17327816138093181337600
18167079259535068179726336
1934044607357920579594754944

[1,1,1,3,24,100,1800,15435,702464,13716864,
 163296000,1383574500,109294479360,3842829083808,
 1159801183597056,132320316074821875,
 8213884352593920000,327816138093181337600,
 167079259535068179726336,
 34044607357920579594754944]