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A059443 as a simple table

na(n)
21
34
44
513
639
725
83
940
10280
11472
12256
1340
14121
151815
166185
177255
183306
19535
2015
21364
2211284
2370700
24149660
25131876
2651640
278456
28420
291093
3068859
31759045
322681063
333961356
342771685
35954213
36154637
379730
38105
393280
40416560
417894992
4244659776
43103290096

[1,4,4,13,39,25,3,40,280,472,256,40,121,1815,6185,
 7255,3306,535,15,364,11284,70700,149660,131876,
 51640,8456,420,1093,68859,759045,2681063,3961356,
 2771685,954213,154637,9730,105,3280,416560,
 7894992,44659776,103290096]