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A343685 as a simple table

na(n)
01
13
219
3182
42328
537234
6714674
716004064
8409587144
911792756640
10377261048592
1113275818803488
12509646721402032
1321195285059025648
14949279217570464944
1545552467588773815744
162331624264279599225088
17126804353256754734370176
187301857349340031590836352
19443826900013575494233057536

[1,3,19,182,2328,37234,714674,16004064,409587144,
 11792756640,377261048592,13275818803488,
 509646721402032,21195285059025648,
 949279217570464944,45552467588773815744,
 2331624264279599225088,126804353256754734370176,
 7301857349340031590836352,
 443826900013575494233057536]