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A016105 as a simple table

na(n)
121
233
357
469
577
693
7129
8133
9141
10161
11177
12201
13209
14213
15217
16237
17249
18253
19301
20309
21321
22329
23341
24381
25393
26413
27417
28437
29453
30469
31473
32489
33497
34501
35517
36537
37553
38573
39581
40589
41597
42633
43649
44669
45681
46713
47717
48721
49737
50749
51753
52781
53789

[21,33,57,69,77,93,129,133,141,161,177,201,209,
 213,217,237,249,253,301,309,321,329,341,381,393,
 413,417,437,453,469,473,489,497,501,517,537,553,
 573,581,589,597,633,649,669,681,713,717,721,737,
 749,753,781,789]