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A143173 as a simple table

na(n)
11
23
31
421
59
61
7231
884
927
1018
111
123465
131155
14630
15210
16135
1730
181
1965835
2020790
2110395
224410
233465
243780
25405
26420
27405
2845
291
301514205
31460845
32218295
33169785
3472765
3572765
3630870
3719845
388085
3913230
402835
41735
42945
4363
441
4540883535
4612113640
475530140
484074840

[1,3,1,21,9,1,231,84,27,18,1,3465,1155,630,210,
 135,30,1,65835,20790,10395,4410,3465,3780,405,420,
 405,45,1,1514205,460845,218295,169785,72765,72765,
 30870,19845,8085,13230,2835,735,945,63,1,40883535,
 12113640,5530140,4074840]