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A142048 as a simple table

na(n)
01
13
21
35
43
51
67
745
81
91
109
11105
1215
133
141
1511
161575
17945
1815
193
201
2113
2210395
23175
24945
259
261
271
2815
29315315
3017325
3114175
32189
3315
343
351
3617
3745045
3823648625
397425
402835
41189
4215
433
441
4519
466891885
471576575
4823648625
4993555
50945
51135
5245
531
541
5521
5672747675
577309575

[1,3,1,5,3,1,7,45,1,1,9,105,15,3,1,11,1575,945,15,
 3,1,13,10395,175,945,9,1,1,15,315315,17325,14175,
 189,15,3,1,17,45045,23648625,7425,2835,189,15,3,1,
 19,6891885,1576575,23648625,93555,945,135,45,1,1,
 21,72747675,7309575]