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A143865 as a simple table

na(n)
11
23
31
45
53
64
77
85
912
1012
119
127
1320
1436
1536
1611
179
1828
1960
20108
21108
2213
2311
2436
2584
26180
27324
28324
2915
3013
3144
32108
33252
34540
35972
36972
3717
3815
3952
40132
41324
42756
431620
442916
452916

[1,3,1,5,3,4,7,5,12,12,9,7,20,36,36,11,9,28,60,
 108,108,13,11,36,84,180,324,324,15,13,44,108,252,
 540,972,972,17,15,52,132,324,756,1620,2916,2916]