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A019400 as a simple table

na(n)
12
23
35
429
543
647
759
879
9103
10107
11149
12151
13157
14181
15193
16199
17223
18229
19233
20239
21251
22257
23263
24269
25277
26313
27347
28353
29359
30367
31373
32383
33397
34419
35431
36457
37467
38509
39521
40541
41547
42557
43569
44571
45577
46587
47647
48659
49691
50719
51727
52739
53743
54773
55797
56809

[2,3,5,29,43,47,59,79,103,107,149,151,157,181,193,
 199,223,229,233,239,251,257,263,269,277,313,347,
 353,359,367,373,383,397,419,431,457,467,509,521,
 541,547,557,569,571,577,587,647,659,691,719,727,
 739,743,773,797,809]