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A319985 as a simple table

na(n)
11
23
35
49
511
615
717
827
925
1033
1131
1245
132
1451
1555
1681
1711
1875
1917
2099
2185
2293
2331
24135
25121
266
27125
28153
2911
30165
3117
32243
33155
3433
35187
36225
372
3851
3910
40297
4111
42255
4317
44279
45275
4693
4731
48405
49289
50363
5155
5218
5311
54375
55341
56459
5785
5833
5931
60495
612
6251
63425
64729
6522
66465
6717
6899
69155
70561
7131
72675
732
746
75605
76153
77527
7830
7917

[1,3,5,9,11,15,17,27,25,33,31,45,2,51,55,81,11,75,
 17,99,85,93,31,135,121,6,125,153,11,165,17,243,
 155,33,187,225,2,51,10,297,11,255,17,279,275,93,
 31,405,289,363,55,18,11,375,341,459,85,33,31,495,
 2,51,425,729,22,465,17,99,155,561,31,675,2,6,605,
 153,527,30,17]