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A220814 as a simple table

na(n)
12
23
37
413
517
619
729
837
943
1053
1159
1273
1379
1497
15103
16107
17109
18113
19127
20137
21149
22157
23163
24173
25193
26197
27223
28227
29229
30233
31239
32257
33293
34307
35313
36317
37337
38347
39349
40379
41389
42409
43433
44439
45443
46449
47457
48467
49479
50487

[2,3,7,13,17,19,29,37,43,53,59,73,79,97,103,107,
 109,113,127,137,149,157,163,173,193,197,223,227,
 229,233,239,257,293,307,313,317,337,347,349,379,
 389,409,433,439,443,449,457,467,479,487]