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A193761 as a simple table

na(n)
12
23
35
413
517
629
731
837
941
1053
1159
1261
1371
1479
1583
1697
17101
18103
19107
20127
21131
22137
23149
24151
25157
26173
27179
28191
29193
30197
31199
32223
33227
34229
35239
36251
37257
38269
39271
40277
41293
42307
43311
44317
45337
46347
47349
48359
49367
50373
51379
52389
53397
54419
55431
56439

[2,3,5,13,17,29,31,37,41,53,59,61,71,79,83,97,101,
 103,107,127,131,137,149,151,157,173,179,191,193,
 197,199,223,227,229,239,251,257,269,271,277,293,
 307,311,317,337,347,349,359,367,373,379,389,397,
 419,431,439]