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A171026 as a simple table

na(n)
12
25
33
47
511
615
717
819
925
1029
1151
1257
1341
1445
1547
1635
1739
1861
1967
2071
2175
2279
2385
2489
2597
26101
27105
28107
29109
30115
31127
32151
33157
34159
35149
36131
37137
38165
39167
40175
41179
42181
43191
44195
45197
46199
47211
48225
49227
50229
51255
52259
53241
54231
55237
56265

[2,5,3,7,11,15,17,19,25,29,51,57,41,45,47,35,39,
 61,67,71,75,79,85,89,97,101,105,107,109,115,127,
 151,157,159,149,131,137,165,167,175,179,181,191,
 195,197,199,211,225,227,229,255,259,241,231,237,
 265]