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A190862 as a simple table

na(n)
01
12
28
336
4174
5888
64716
725808
8144568
9825030
104780176
1128045860
12166295716
13994959560
145999349896
1536420226288
16222415222446
171365445230212
188422174103796
1952168047039764
20324366739546304
212023789526326096

[1,2,8,36,174,888,4716,25808,144568,825030,
 4780176,28045860,166295716,994959560,5999349896,
 36420226288,222415222446,1365445230212,
 8422174103796,52168047039764,324366739546304,
 2023789526326096]