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A230115 as a simple table

na(n)
15
27
313
427
537
651
761
862
973
1074
1191
12115
13123
14146
15153
16157
17164
18187
19188
20193
21206
22235
23245
24267
25274
26277
27278
28284
29291
30313
31355
32356
33362
34369
35386
36397
37403
38411
39421
40422
41423
42425
43427
44428
45451
46457
47538
48541
49605
50613
51637
52657
53661
54667
55673

[5,7,13,27,37,51,61,62,73,74,91,115,123,146,153,
 157,164,187,188,193,206,235,245,267,274,277,278,
 284,291,313,355,356,362,369,386,397,403,411,421,
 422,423,425,427,428,451,457,538,541,605,613,637,
 657,661,667,673]