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A139423 as a simple table

na(n)
11
22
35
49
514
621
729
835
941
1047
1151
1257
1365
1473
1579
1683
1787
1893
19101
20107
21111
22117
23127
24135
25145
26157
27163
28167
29171
30179
31187
32193
33199
34203
35209
36217
37225
38238
39255
40271
41281
42285
43295
44307
45313
46317
47321
48327
49335
50343

[1,2,5,9,14,21,29,35,41,47,51,57,65,73,79,83,87,
 93,101,107,111,117,127,135,145,157,163,167,171,
 179,187,193,199,203,209,217,225,238,255,271,281,
 285,295,307,313,317,321,327,335,343]