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A278007 as a simple table

na(n)
12
23
37
413
55
617
731
811
929
1019
1141
1267
1323
1447
1579
1637
1753
1883
1943
2071
21107
2259
2397
24131
2561
26113
27163
2873
29127
30173
3189
32149
33211
34101
35157
36223
37103
38167
39109
40181
41257
42139
43227
44307
45137
46229
47151
48233
49331
50179
51281
52349
53191
54277
55373
56193
57293
58199
59311
60197
61271

[2,3,7,13,5,17,31,11,29,19,41,67,23,47,79,37,53,
 83,43,71,107,59,97,131,61,113,163,73,127,173,89,
 149,211,101,157,223,103,167,109,181,257,139,227,
 307,137,229,151,233,331,179,281,349,191,277,373,
 193,293,199,311,197,271]