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A214631 as a simple table

na(n)
01
11
21
31
42
51
61
76
816
91
101
1120
12936
13192
141
151
1670
1785800
18379366
192816
201
211
22252
239962680
241825221320
25249664758
2646592
271
281
29924
301340103744
3114336196893200
3289261675900020
33221005209058
34835584
351

[1,1,1,1,2,1,1,6,16,1,1,20,936,192,1,1,70,85800,
 379366,2816,1,1,252,9962680,1825221320,249664758,
 46592,1,1,924,1340103744,14336196893200,
 89261675900020,221005209058,835584,1]