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A137827 as a simple table

na(n)
14
27
313
416
519
625
731
837
943
1049
1161
1264
1367
1473
1579
1697
17103
18109
19121
20127
21139
22151
23157
24163
25169
26181
27193
28199
29211
30223
31229
32241
33256
34271
35277
36283
37289
38307
39313
40331
41337
42343
43349
44361
45367
46373
47379
48397
49409
50421
51433
52439
53457
54463
55487
56499

[4,7,13,16,19,25,31,37,43,49,61,64,67,73,79,97,
 103,109,121,127,139,151,157,163,169,181,193,199,
 211,223,229,241,256,271,277,283,289,307,313,331,
 337,343,349,361,367,373,379,397,409,421,433,439,
 457,463,487,499]