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A122442 as a simple table

na(n)
12
25
33
411
57
639
7287
8231
9191
10127
11359
12511
13239
14159
15639
16283
17991
18251
19167
20111
211695
221307
23871
24927
25671
26155
27103
281639
2991
303431
313399
322287
3371
346395
3547
3631
372047
3827
391819
4017691
416887
424591
4313439
446383
454255
467963
477527
4812399
497279
501583

[2,5,3,11,7,39,287,231,191,127,359,511,239,159,
 639,283,991,251,167,111,1695,1307,871,927,671,155,
 103,1639,91,3431,3399,2287,71,6395,47,31,2047,27,
 1819,17691,6887,4591,13439,6383,4255,7963,7527,
 12399,7279,1583]