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A365601 as a simple table

na(n)
01
12
212
3130
41990
539500
6962540
727807120
8928991280
935233882320
101495508048160
1170233555485520
123615667144284720
13202470393271792800
1412252576455326384800
15796817209624497196800
1655418456683474326892800
174104671046431448576787200

[1,2,12,130,1990,39500,962540,27807120,928991280,
 35233882320,1495508048160,70233555485520,
 3615667144284720,202470393271792800,
 12252576455326384800,796817209624497196800,
 55418456683474326892800,4104671046431448576787200]